{
 "version": "2.2",
 "instance": {
  "shel-20251231.htm": {
   "nsprefix": "shel",
   "nsuri": "http://www.shell.com/20251231",
   "dts": {
    "inline": {
     "local": [
      "shel-20251231.htm"
     ]
    },
    "schema": {
     "local": [
      "shel-20251231.xsd"
     ],
     "remote": [
      "http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd",
      "http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd",
      "http://www.xbrl.org/2003/xl-2003-12-31.xsd",
      "http://www.xbrl.org/2003/xlink-2003-12-31.xsd",
      "http://www.xbrl.org/2005/xbrldt-2005.xsd",
      "http://www.xbrl.org/2006/ref-2006-02-27.xsd",
      "http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd",
      "http://www.xbrl.org/lrr/role/net-2009-12-16.xsd",
      "http://www.xbrl.org/lrr/role/reference-2009-12-16.xsd",
      "https://www.xbrl.org/2020/extensible-enumerations-2.0.xsd",
      "https://www.xbrl.org/dtr/type/2020-01-21/types.xsd",
      "https://www.xbrl.org/dtr/type/2022-03-31/types.xsd",
      "https://www.xbrl.org/dtr/type/2024-01-31/types.xsd",
      "https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd",
      "https://xbrl.fasb.org/srt/2025/elts/srt-roles-2025.xsd",
      "https://xbrl.fasb.org/srt/2025/elts/srt-types-2025.xsd",
      "https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd",
      "https://xbrl.fasb.org/us-gaap/2025/elts/us-roles-2025.xsd",
      "https://xbrl.fasb.org/us-gaap/2025/elts/us-types-2025.xsd",
      "https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/dimensions-ea/rol_ifrs_ea-dim_2025-03-27.xsd",
      "https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/dimensions/rol_full_ifrs-dim_2025-03-27.xsd",
      "https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd",
      "https://xbrl.sec.gov/country/2025/country-2025.xsd",
      "https://xbrl.sec.gov/currency/2025/currency-2025.xsd",
      "https://xbrl.sec.gov/cyd/2025/cyd-2025.xsd",
      "https://xbrl.sec.gov/cyd/2025/cyd-af-2025.xsd",
      "https://xbrl.sec.gov/cyd/2025/cyd-af-sub-2025.xsd",
      "https://xbrl.sec.gov/dei/2025/dei-2025.xsd",
      "https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd",
      "https://xbrl.sec.gov/ecd/2025/ecd-sub-2025.xsd",
      "https://xbrl.sec.gov/stpr/2025/stpr-2025.xsd"
     ]
    },
    "calculationLink": {
     "local": [
      "shel-20251231_cal.xml"
     ]
    },
    "definitionLink": {
     "local": [
      "shel-20251231_def.xml"
     ],
     "remote": [
      "https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/dimensions-ea/dim_ifrs_ea_2025-03-27_role-995000.xml",
      "https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/dimensions/dim_full_ifrs_2025-03-27_role-995000.xml"
     ]
    },
    "labelLink": {
     "local": [
      "shel-20251231_lab.xml"
     ]
    },
    "presentationLink": {
     "local": [
      "shel-20251231_pre.xml"
     ]
    }
   },
   "keyStandard": 455,
   "keyCustom": 328,
   "axisStandard": 53,
   "axisCustom": 10,
   "memberStandard": 104,
   "memberCustom": 190,
   "hidden": {
    "total": 7,
    "http://xbrl.sec.gov/dei/2025": 5,
    "http://www.shell.com/20251231": 1,
    "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full": 1
   },
   "contextCount": 1633,
   "entityCount": 1,
   "segmentCount": 322,
   "elementCount": 1526,
   "unitCount": 29,
   "baseTaxonomies": {
    "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full": 3117,
    "http://xbrl.sec.gov/dei/2025": 131,
    "http://xbrl.sec.gov/cyd/2025": 15,
    "http://fasb.org/srt/2025": 3,
    "http://xbrl.sec.gov/ecd/2025": 1
   },
   "report": {
    "R1": {
     "role": "http://www.shell.com/role/CoverPage",
     "longName": "0000001 - Document - Cover Page",
     "shortName": "Cover Page",
     "isDefault": "true",
     "groupType": "document",
     "subGroupType": "",
     "menuCat": "Cover",
     "order": "1",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "dei:DocumentType",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "dei:DocumentType",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R2": {
     "role": "http://www.shell.com/role/AuditInformation",
     "longName": "0000002 - Document - Audit Information",
     "shortName": "Audit Information",
     "isDefault": "false",
     "groupType": "document",
     "subGroupType": "",
     "menuCat": "Cover",
     "order": "2",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "dei:AuditorName",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "dei:AuditorName",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R3": {
     "role": "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFINCOME",
     "longName": "9952151 - Statement - CONSOLIDATED STATEMENT OF INCOME",
     "shortName": "CONSOLIDATED STATEMENT OF INCOME",
     "isDefault": "false",
     "groupType": "statement",
     "subGroupType": "",
     "menuCat": "Statements",
     "order": "3",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:Revenue",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:SummaryOfAdjustedEarningsBySegmentTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:RevenueAndOperatingIncome",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R4": {
     "role": "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOME",
     "longName": "9952152 - Statement - CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME",
     "shortName": "CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME",
     "isDefault": "false",
     "groupType": "statement",
     "subGroupType": "",
     "menuCat": "Statements",
     "order": "4",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:ProfitLoss",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R5": {
     "role": "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET",
     "longName": "9952153 - Statement - CONSOLIDATED BALANCE SHEET",
     "shortName": "CONSOLIDATED BALANCE SHEET",
     "isDefault": "false",
     "groupType": "statement",
     "subGroupType": "",
     "menuCat": "Statements",
     "order": "5",
     "firstAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:Goodwill",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:NoncurrentDerivativeFinancialAssets",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R6": {
     "role": "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCHANGESINEQUITY",
     "longName": "9952154 - Statement - CONSOLIDATED STATEMENT OF CHANGES IN EQUITY",
     "shortName": "CONSOLIDATED STATEMENT OF CHANGES IN EQUITY",
     "isDefault": "false",
     "groupType": "statement",
     "subGroupType": "",
     "menuCat": "Statements",
     "order": "6",
     "firstAnchor": {
      "contextRef": "c-74",
      "name": "ifrs-full:Equity",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-74",
      "name": "ifrs-full:Equity",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R7": {
     "role": "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS",
     "longName": "9952155 - Statement - CONSOLIDATED STATEMENT OF CASH FLOWS",
     "shortName": "CONSOLIDATED STATEMENT OF CASH FLOWS",
     "isDefault": "false",
     "groupType": "statement",
     "subGroupType": "",
     "menuCat": "Statements",
     "order": "7",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:ProfitLossBeforeTax",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfReconciliationOfApplicableTaxChargeAtStatutoryTaxRatesExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "shel:InterestExpenseNet",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R8": {
     "role": "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCHANGESINEQUITYParenthetical",
     "longName": "9952157 - Statement - CONSOLIDATED STATEMENT OF CHANGES IN EQUITY (Parenthetical)",
     "shortName": "CONSOLIDATED STATEMENT OF CHANGES IN EQUITY (Parenthetical)",
     "isDefault": "false",
     "groupType": "statement",
     "subGroupType": "parenthetical",
     "menuCat": "Statements",
     "order": "8",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "shel:PercentageDecreaseInNonControllingInterestDueToSwapInMiningInterest",
      "unitRef": "number",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "2",
      "ancestors": [
       "span",
       "link:footnote",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "shel:PercentageDecreaseInNonControllingInterestDueToSwapInMiningInterest",
      "unitRef": "number",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "2",
      "ancestors": [
       "span",
       "link:footnote",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R9": {
     "role": "http://www.shell.com/role/Basisofpreparation",
     "longName": "9952158 - Disclosure - Basis of preparation",
     "shortName": "Basis of preparation",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "9",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfBasisOfPreparationOfFinancialStatementsExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfBasisOfPreparationOfFinancialStatementsExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R10": {
     "role": "http://www.shell.com/role/Materialaccountingpoliciesjudgementsandestimates",
     "longName": "9952159 - Disclosure - Material accounting policies, judgements and estimates",
     "shortName": "Material accounting policies, judgements and estimates",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "10",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfMaterialAccountingPolicyInformationExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfMaterialAccountingPolicyInformationExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R11": {
     "role": "http://www.shell.com/role/ChangestoIFRSnotyetadopted",
     "longName": "9952160 - Disclosure - Changes to IFRS not yet adopted",
     "shortName": "Changes to IFRS not yet adopted",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "11",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "shel:DisclosureOfChangesToIfrsNotYetAdoptedExplanatoryTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "shel:DisclosureOfChangesToIfrsNotYetAdoptedExplanatoryTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R12": {
     "role": "http://www.shell.com/role/Climatechangeandenergytransition",
     "longName": "9952161 - Disclosure - Climate change and energy transition",
     "shortName": "Climate change and energy transition",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "12",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "shel:DisclosureOfClimateChangeAndEnergyTransitionTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "shel:DisclosureOfClimateChangeAndEnergyTransitionTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R13": {
     "role": "http://www.shell.com/role/Emissionsschemesandrelatedenvironmentalprogrammes",
     "longName": "9952162 - Disclosure - Emissions schemes and related environmental programmes",
     "shortName": "Emissions schemes and related environmental programmes",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "13",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "shel:EmissionSchemesAndRelatedEnvironmentalPlansTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "shel:EmissionSchemesAndRelatedEnvironmentalPlansTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R14": {
     "role": "http://www.shell.com/role/Capitalmanagement",
     "longName": "9952163 - Disclosure - Capital management",
     "shortName": "Capital management",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "14",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfObjectivesPoliciesAndProcessesForManagingCapitalExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfObjectivesPoliciesAndProcessesForManagingCapitalExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R15": {
     "role": "http://www.shell.com/role/Segmentinformation",
     "longName": "9952164 - Disclosure - Segment information",
     "shortName": "Segment information",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "15",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfEntitysReportableSegmentsExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfEntitysReportableSegmentsExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R16": {
     "role": "http://www.shell.com/role/Revenues",
     "longName": "9952165 - Disclosure - Revenues",
     "shortName": "Revenues",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "16",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfRevenueExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfRevenueExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R17": {
     "role": "http://www.shell.com/role/Interestandotherincome",
     "longName": "9952166 - Disclosure - Interest and other income",
     "shortName": "Interest and other income",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "17",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfInterestIncomeExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfInterestIncomeExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R18": {
     "role": "http://www.shell.com/role/Interestexpense",
     "longName": "9952167 - Disclosure - Interest expense",
     "shortName": "Interest expense",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "18",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfInterestExpenseExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfInterestExpenseExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R19": {
     "role": "http://www.shell.com/role/Goodwillandotherintangibleassets",
     "longName": "9952168 - Disclosure - Goodwill and other intangible assets",
     "shortName": "Goodwill and other intangible assets",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "19",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfIntangibleAssetsAndGoodwillExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfIntangibleAssetsAndGoodwillExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R20": {
     "role": "http://www.shell.com/role/Propertyplantandequipment",
     "longName": "9952169 - Disclosure - Property, plant and equipment",
     "shortName": "Property, plant and equipment",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "20",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfPropertyPlantAndEquipmentExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfPropertyPlantAndEquipmentExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R21": {
     "role": "http://www.shell.com/role/Impairmentofpropertyplantandequipmentgoodwillandotherintangibleassets",
     "longName": "9952170 - Disclosure - Impairment of property, plant and equipment, goodwill, and other intangible assets",
     "shortName": "Impairment of property, plant and equipment, goodwill, and other intangible assets",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "21",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfImpairmentOfAssetsExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfImpairmentOfAssetsExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R22": {
     "role": "http://www.shell.com/role/Jointventuresandassociates",
     "longName": "9952171 - Disclosure - Joint ventures and associates",
     "shortName": "Joint ventures and associates",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "22",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "shel:DisclosureOfJointVenturesAndAssociateExplanatoryTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "shel:DisclosureOfJointVenturesAndAssociateExplanatoryTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R23": {
     "role": "http://www.shell.com/role/Investmentsinsecurities",
     "longName": "9952172 - Disclosure - Investments in securities",
     "shortName": "Investments in securities",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "23",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "shel:DisclosureOfInvestmentInSecuritiesExplanatoryTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "shel:DisclosureOfInvestmentInSecuritiesExplanatoryTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R24": {
     "role": "http://www.shell.com/role/Tradeandotherreceivables",
     "longName": "9952173 - Disclosure - Trade and other receivables",
     "shortName": "Trade and other receivables",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "24",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfTradeAndOtherReceivablesExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfTradeAndOtherReceivablesExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R25": {
     "role": "http://www.shell.com/role/Inventories",
     "longName": "9952174 - Disclosure - Inventories",
     "shortName": "Inventories",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "25",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfInventoriesExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfInventoriesExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R26": {
     "role": "http://www.shell.com/role/Cashandcashequivalents",
     "longName": "9952175 - Disclosure - Cash and cash equivalents",
     "shortName": "Cash and cash equivalents",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "26",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfCashAndCashEquivalentsExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfCashAndCashEquivalentsExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R27": {
     "role": "http://www.shell.com/role/Assetsheldforsale",
     "longName": "9952176 - Disclosure - Assets held for sale",
     "shortName": "Assets held for sale",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "27",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfNoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfNoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R28": {
     "role": "http://www.shell.com/role/Tradeandotherpayables",
     "longName": "9952177 - Disclosure - Trade and other payables",
     "shortName": "Trade and other payables",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "28",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfTradeAndOtherPayablesExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfTradeAndOtherPayablesExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R29": {
     "role": "http://www.shell.com/role/Debt",
     "longName": "9952178 - Disclosure - Debt",
     "shortName": "Debt",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "29",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfBorrowingsExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfBorrowingsExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R30": {
     "role": "http://www.shell.com/role/Leases",
     "longName": "9952179 - Disclosure - Leases",
     "shortName": "Leases",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "30",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfLeasesExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfLeasesExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R31": {
     "role": "http://www.shell.com/role/Taxation",
     "longName": "9952180 - Disclosure - Taxation",
     "shortName": "Taxation",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "31",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfIncomeTaxExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfIncomeTaxExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R32": {
     "role": "http://www.shell.com/role/Retirementbenefits",
     "longName": "9952181 - Disclosure - Retirement benefits",
     "shortName": "Retirement benefits",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "32",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfEmployeeBenefitsExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfEmployeeBenefitsExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R33": {
     "role": "http://www.shell.com/role/Decommissioningandotherprovisions",
     "longName": "9952182 - Disclosure - Decommissioning and other provisions",
     "shortName": "Decommissioning and other provisions",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "33",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfOtherProvisionsContingentLiabilitiesAndContingentAssetsExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfOtherProvisionsContingentLiabilitiesAndContingentAssetsExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R34": {
     "role": "http://www.shell.com/role/Financialinstruments",
     "longName": "9952183 - Disclosure - Financial instruments",
     "shortName": "Financial instruments",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "34",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfFinancialInstrumentsExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfFinancialInstrumentsExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R35": {
     "role": "http://www.shell.com/role/Sharecapital",
     "longName": "9952184 - Disclosure - Share capital",
     "shortName": "Share capital",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "35",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfShareCapitalReservesAndOtherEquityInterestExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfShareCapitalReservesAndOtherEquityInterestExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R36": {
     "role": "http://www.shell.com/role/Sharebasedcompensationplansandsharesheldintrust",
     "longName": "9952185 - Disclosure - Share-based compensation plans and shares held in trust",
     "shortName": "Share-based compensation plans and shares held in trust",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "36",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfSharebasedPaymentArrangementsExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfSharebasedPaymentArrangementsExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R37": {
     "role": "http://www.shell.com/role/Otherreserves",
     "longName": "9952186 - Disclosure - Other reserves",
     "shortName": "Other reserves",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "37",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfReservesAndOtherEquityInterestExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfReservesAndOtherEquityInterestExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R38": {
     "role": "http://www.shell.com/role/Dividends",
     "longName": "9952187 - Disclosure - Dividends",
     "shortName": "Dividends",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "38",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfDividendsExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfDividendsExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R39": {
     "role": "http://www.shell.com/role/Earningspershare",
     "longName": "9952188 - Disclosure - Earnings per share",
     "shortName": "Earnings per share",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "39",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfEarningsPerShareExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfEarningsPerShareExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R40": {
     "role": "http://www.shell.com/role/Legalproceedingsandcontingencies",
     "longName": "9952189 - Disclosure - Legal proceedings and contingencies",
     "shortName": "Legal proceedings and contingencies",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "40",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfCommitmentsAndContingentLiabilitiesExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfCommitmentsAndContingentLiabilitiesExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R41": {
     "role": "http://www.shell.com/role/Employees",
     "longName": "9952190 - Disclosure - Employees",
     "shortName": "Employees",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "41",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfInformationAboutEmployeesExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfInformationAboutEmployeesExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R42": {
     "role": "http://www.shell.com/role/Directorsandseniormanagement",
     "longName": "9952191 - Disclosure - Directors and senior management",
     "shortName": "Directors and senior management",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "42",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfInformationAboutKeyManagementPersonnelExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfInformationAboutKeyManagementPersonnelExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R43": {
     "role": "http://www.shell.com/role/Auditorsremuneration",
     "longName": "9952192 - Disclosure - Auditor's remuneration",
     "shortName": "Auditor's remuneration",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "43",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfAuditorsRemunerationExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfAuditorsRemunerationExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R44": {
     "role": "http://www.shell.com/role/Postbalancesheetevents",
     "longName": "9952193 - Disclosure - Post-balance sheet events",
     "shortName": "Post-balance sheet events",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "44",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfEventsAfterReportingPeriodExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfEventsAfterReportingPeriodExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R45": {
     "role": "http://xbrl.sec.gov/ecd/role/InsiderTradingPoliciesProc",
     "longName": "995447 - Disclosure - Insider Trading Policies and Procedures",
     "shortName": "Insider Trading Policies and Procedures",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "45",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ecd:InsiderTrdPoliciesProcAdoptedFlag",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ecd:InsiderTrdPoliciesProcAdoptedFlag",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R46": {
     "role": "http://xbrl.sec.gov/cyd/role/CybersecurityRiskManagementAndStrategyDisclosure",
     "longName": "995550 - Disclosure - Cybersecurity Risk Management and Strategy Disclosure",
     "shortName": "Cybersecurity Risk Management and Strategy Disclosure",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "46",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "cyd:CybersecurityRiskManagementProcessesForAssessingIdentifyingAndManagingThreatsTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "cyd:CybersecurityRiskManagementProcessesForAssessingIdentifyingAndManagingThreatsTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R47": {
     "role": "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesPolicies",
     "longName": "9955511 - Disclosure - Material accounting policies, judgements and estimates (Policies)",
     "shortName": "Material accounting policies, judgements and estimates (Policies)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "policies",
     "menuCat": "Policies",
     "order": "47",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "shel:DescriptionOfAccountingPolicyForNatureOfConsolidatedFinancialStatementsExplanatoryPolicyTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "shel:DescriptionOfAccountingPolicyForNatureOfConsolidatedFinancialStatementsExplanatoryPolicyTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R48": {
     "role": "http://www.shell.com/role/ClimatechangeandenergytransitionTables",
     "longName": "9955512 - Disclosure - Climate change and energy transition (Tables)",
     "shortName": "Climate change and energy transition (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "48",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfOperatingSegmentsExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfDetailedInformationAboutPropertyPlantAndEquipmentExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R49": {
     "role": "http://www.shell.com/role/EmissionsschemesandrelatedenvironmentalprogrammesTables",
     "longName": "9955513 - Disclosure - Emissions schemes and related environmental programmes (Tables)",
     "shortName": "Emissions schemes and related environmental programmes (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "49",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "shel:SummaryOfCostEnvironmentalSchemesAndRelatedEnvironmentalPlansTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "shel:SummaryOfCostEnvironmentalSchemesAndRelatedEnvironmentalPlansTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R50": {
     "role": "http://www.shell.com/role/SegmentinformationTables",
     "longName": "9955514 - Disclosure - Segment information (Tables)",
     "shortName": "Segment information (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "50",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "shel:SummaryOfAdjustedEarningsBySegmentTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "shel:SummaryOfAdjustedEarningsBySegmentTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R51": {
     "role": "http://www.shell.com/role/RevenuesTables",
     "longName": "9955515 - Disclosure - Revenues (Tables)",
     "shortName": "Revenues (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "51",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R52": {
     "role": "http://www.shell.com/role/InterestandotherincomeTables",
     "longName": "9955516 - Disclosure - Interest and other income (Tables)",
     "shortName": "Interest and other income (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "52",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfOtherOperatingIncomeExpenseExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfOtherOperatingIncomeExpenseExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R53": {
     "role": "http://www.shell.com/role/InterestexpenseTables",
     "longName": "9955517 - Disclosure - Interest expense (Tables)",
     "shortName": "Interest expense (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "53",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "shel:DisclosureOfDetailedInformationInterestExpenseExplanatoryTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "shel:DisclosureOfDetailedInformationInterestExpenseExplanatoryTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R54": {
     "role": "http://www.shell.com/role/GoodwillandotherintangibleassetsTables",
     "longName": "9955518 - Disclosure - Goodwill and other intangible assets (Tables)",
     "shortName": "Goodwill and other intangible assets (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "54",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R55": {
     "role": "http://www.shell.com/role/PropertyplantandequipmentTables",
     "longName": "9955519 - Disclosure - Property, plant and equipment (Tables)",
     "shortName": "Property, plant and equipment (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "55",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfReconciliationOfChangesInPropertyPlantAndEquipmentIncludingRightofuseAssetsExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfReconciliationOfChangesInPropertyPlantAndEquipmentIncludingRightofuseAssetsExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R56": {
     "role": "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsTables",
     "longName": "9955520 - Disclosure - Impairment of property, plant and equipment, goodwill, and other intangible assets (Tables)",
     "shortName": "Impairment of property, plant and equipment, goodwill, and other intangible assets (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "56",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfImpairmentLossAndReversalOfImpairmentLossExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfImpairmentLossAndReversalOfImpairmentLossExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R57": {
     "role": "http://www.shell.com/role/JointventuresandassociatesTables",
     "longName": "9955521 - Disclosure - Joint ventures and associates (Tables)",
     "shortName": "Joint ventures and associates (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "57",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "shel:DisclosureOfComprehensiveIncomeOfJointVenturesAndAssociateExplanatoryTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "shel:DisclosureOfComprehensiveIncomeOfJointVenturesAndAssociateExplanatoryTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R58": {
     "role": "http://www.shell.com/role/InvestmentsinsecuritiesTables",
     "longName": "9955522 - Disclosure - Investments in securities (Tables)",
     "shortName": "Investments in securities (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "58",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "shel:DisclosureOfInvestmentSecuritiesExplanatoryTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "shel:DisclosureOfInvestmentSecuritiesExplanatoryTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R59": {
     "role": "http://www.shell.com/role/TradeandotherreceivablesTables",
     "longName": "9955523 - Disclosure - Trade and other receivables (Tables)",
     "shortName": "Trade and other receivables (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "59",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "shel:DisclosureDetailedInformationOfTradeAndOtherReceivablesExplanatoryTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "shel:DisclosureDetailedInformationOfTradeAndOtherReceivablesExplanatoryTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R60": {
     "role": "http://www.shell.com/role/InventoriesTables",
     "longName": "9955524 - Disclosure - Inventories (Tables)",
     "shortName": "Inventories (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "60",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "shel:DisclosureOfDetailedInformationOfInventoriesExplanatoryTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "shel:DisclosureOfDetailedInformationOfInventoriesExplanatoryTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R61": {
     "role": "http://www.shell.com/role/CashandcashequivalentsTables",
     "longName": "9955525 - Disclosure - Cash and cash equivalents (Tables)",
     "shortName": "Cash and cash equivalents (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "61",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "shel:DisclosureOfCashCashEquivalentsAndShortTermBankDepositsExplanatoryTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "shel:DisclosureOfCashCashEquivalentsAndShortTermBankDepositsExplanatoryTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R62": {
     "role": "http://www.shell.com/role/AssetsheldforsaleTables",
     "longName": "9955526 - Disclosure - Assets held for sale (Tables)",
     "shortName": "Assets held for sale (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "62",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "shel:ScheduleOfNonCurrentAssetsHeldForSaleTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "shel:ScheduleOfNonCurrentAssetsHeldForSaleTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R63": {
     "role": "http://www.shell.com/role/TradeandotherpayablesTables",
     "longName": "9955527 - Disclosure - Trade and other payables (Tables)",
     "shortName": "Trade and other payables (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "63",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "shel:DisclosureOfDetailedInformationAboutTradeAndOtherPayablesExplanatoryTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "shel:DisclosureOfDetailedInformationAboutTradeAndOtherPayablesExplanatoryTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R64": {
     "role": "http://www.shell.com/role/DebtTables",
     "longName": "9955528 - Disclosure - Debt (Tables)",
     "shortName": "Debt (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "64",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R65": {
     "role": "http://www.shell.com/role/LeasesTables",
     "longName": "9955529 - Disclosure - Leases (Tables)",
     "shortName": "Leases (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "65",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfQuantitativeInformationAboutRightofuseAssetsExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfQuantitativeInformationAboutRightofuseAssetsExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R66": {
     "role": "http://www.shell.com/role/TaxationTables",
     "longName": "9955530 - Disclosure - Taxation (Tables)",
     "shortName": "Taxation (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "66",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "shel:DisclosureOfInformationAtTaxationChargeExplanatoryTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "shel:DisclosureOfInformationAtTaxationChargeExplanatoryTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R67": {
     "role": "http://www.shell.com/role/RetirementbenefitsTables",
     "longName": "9955531 - Disclosure - Retirement benefits (Tables)",
     "shortName": "Retirement benefits (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "67",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfAdditionalInformationAboutDefinedBenefitPlansExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfAdditionalInformationAboutDefinedBenefitPlansExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R68": {
     "role": "http://www.shell.com/role/DecommissioningandotherprovisionsTables",
     "longName": "9955532 - Disclosure - Decommissioning and other provisions (Tables)",
     "shortName": "Decommissioning and other provisions (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "68",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "shel:DisclosureOfDecommissioningAndOtherProvisionsExplanatoryTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "shel:DisclosureOfDecommissioningAndOtherProvisionsExplanatoryTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R69": {
     "role": "http://www.shell.com/role/FinancialinstrumentsTables",
     "longName": "9955533 - Disclosure - Financial instruments (Tables)",
     "shortName": "Financial instruments (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "69",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfFinancialAssetsExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ifrs-full:DisclosureOfFinancialLiabilitiesExplanatory",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfFinancialAssetsExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ifrs-full:DisclosureOfFinancialLiabilitiesExplanatory",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R70": {
     "role": "http://www.shell.com/role/SharecapitalTables",
     "longName": "9955534 - Disclosure - Share capital (Tables)",
     "shortName": "Share capital (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "70",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfClassesOfShareCapitalExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DisclosureOfClassesOfShareCapitalExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R71": {
     "role": "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustTables",
     "longName": "9955535 - Disclosure - Share-based compensation plans and shares held in trust (Tables)",
     "shortName": "Share-based compensation plans and shares held in trust (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "71",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "shel:DisclosureOfShareBasedCompensationExpenseExplanatoryTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "shel:DisclosureOfShareBasedCompensationExpenseExplanatoryTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R72": {
     "role": "http://www.shell.com/role/OtherreservesTables",
     "longName": "9955536 - Disclosure - Other reserves (Tables)",
     "shortName": "Other reserves (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "72",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "shel:DisclosureOfCapitalAndReservesExplanatoryTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ifrs-full:DisclosureOfReservesAndOtherEquityInterestExplanatory",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "shel:DisclosureOfCapitalAndReservesExplanatoryTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ifrs-full:DisclosureOfReservesAndOtherEquityInterestExplanatory",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R73": {
     "role": "http://www.shell.com/role/DividendsTables",
     "longName": "9955537 - Disclosure - Dividends (Tables)",
     "shortName": "Dividends (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "73",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "shel:DisclosureOfDividendsPaidAndProposedExplanatoryTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "shel:DisclosureOfDividendsPaidAndProposedExplanatoryTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R74": {
     "role": "http://www.shell.com/role/EarningspershareTables",
     "longName": "9955538 - Disclosure - Earnings per share (Tables)",
     "shortName": "Earnings per share (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "74",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:EarningsPerShareExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:EarningsPerShareExplanatory",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R75": {
     "role": "http://www.shell.com/role/EmployeesTables",
     "longName": "9955539 - Disclosure - Employees (Tables)",
     "shortName": "Employees (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "75",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "shel:DisclosureOfDetailedInformationAboutEmploymentCostsExplanatoryTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "shel:DisclosureOfDetailedInformationAboutEmploymentCostsExplanatoryTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R76": {
     "role": "http://www.shell.com/role/DirectorsandseniormanagementTables",
     "longName": "9955540 - Disclosure - Directors and senior management (Tables)",
     "shortName": "Directors and senior management (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "76",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "shel:DisclosureOfDirectorsRemunerationExplanatoryTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "shel:DisclosureOfDirectorsRemunerationExplanatoryTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R77": {
     "role": "http://www.shell.com/role/AuditorsremunerationTables",
     "longName": "9955541 - Disclosure - Auditor's remuneration (Tables)",
     "shortName": "Auditor's remuneration (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "77",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "shel:DisclosureOfDetailedInformationAboutAuditorsRemunerationExplanatoryTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "shel:DisclosureOfDetailedInformationAboutAuditorsRemunerationExplanatoryTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R78": {
     "role": "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesDetails",
     "longName": "9955542 - Disclosure - Material accounting policies, judgements and estimates (Details)",
     "shortName": "Material accounting policies, judgements and estimates (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "78",
     "firstAnchor": {
      "contextRef": "c-33",
      "name": "shel:SelfGeneratedBiofuelCertificatesValueRecognized",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "div",
       "ifrs-full:DescriptionOfAccountingPolicyForEnvironmentRelatedExpenseExplanatory",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-33",
      "name": "shel:SelfGeneratedBiofuelCertificatesValueRecognized",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "div",
       "ifrs-full:DescriptionOfAccountingPolicyForEnvironmentRelatedExpenseExplanatory",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R79": {
     "role": "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation1Details",
     "longName": "9955543 - Disclosure - Climate change and energy transition - Additional Information 1 (Details)",
     "shortName": "Climate change and energy transition - Additional Information 1 (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "79",
     "firstAnchor": {
      "contextRef": "c-61",
      "name": "shel:Scope3Category11CustomerEmissions",
      "unitRef": "tonnescarbondioxideequivalent",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-61",
      "name": "shel:Scope3Category11CustomerEmissions",
      "unitRef": "tonnescarbondioxideequivalent",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R80": {
     "role": "http://www.shell.com/role/ClimatechangeandenergytransitionFixedassetsbysegmentDetails",
     "longName": "9955544 - Disclosure - Climate change and energy transition - Fixed assets by segment (Details)",
     "shortName": "Climate change and energy transition - Fixed assets by segment (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "80",
     "firstAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:Goodwill",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-96",
      "name": "ifrs-full:IntangibleAssetsOtherThanGoodwill",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-8",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ifrs-full:DisclosureOfOperatingSegmentsExplanatory",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R81": {
     "role": "http://www.shell.com/role/ClimatechangeandenergytransitionCarryingamountsofassetsDetails",
     "longName": "9955545 - Disclosure - Climate change and energy transition - Carrying amounts of assets (Details)",
     "shortName": "Climate change and energy transition - Carrying amounts of assets (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "81",
     "firstAnchor": {
      "contextRef": "c-33",
      "name": "shel:InvestmentsAccountedForUsingEquityMethodTangibleAndIntangibleAssets",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-8",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ifrs-full:DisclosureOfOperatingSegmentsExplanatory",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-143",
      "name": "ifrs-full:PropertyPlantAndEquipmentIncludingRightofuseAssets",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-9",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R82": {
     "role": "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation2Details",
     "longName": "9955546 - Disclosure - Climate change and energy transition - Additional Information 2 (Details)",
     "shortName": "Climate change and energy transition - Additional Information 2 (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "82",
     "firstAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:PropertyPlantAndEquipmentIncludingRightofuseAssets",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ifrs-full:DisclosureOfReconciliationOfChangesInPropertyPlantAndEquipmentIncludingRightofuseAssetsExplanatory",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-174",
      "name": "shel:ImpairmentSensitivityToMidPriceOutlook",
      "unitRef": "number",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "2",
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R83": {
     "role": "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details",
     "longName": "9955547 - Disclosure - Climate change and energy transition - Additional Information 3 (Details)",
     "shortName": "Climate change and energy transition - Additional Information 3 (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "83",
     "firstAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:PropertyPlantAndEquipmentIncludingRightofuseAssets",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ifrs-full:DisclosureOfReconciliationOfChangesInPropertyPlantAndEquipmentIncludingRightofuseAssetsExplanatory",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-218",
      "name": "ifrs-full:RecoverableAmountOfAssetOrCashgeneratingUnit",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-9",
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R84": {
     "role": "http://www.shell.com/role/ClimatechangeandenergytransitionMidPriceOutlookDetails",
     "longName": "9955548 - Disclosure - Climate change and energy transition - MidPrice Outlook (Details)",
     "shortName": "Climate change and energy transition - MidPrice Outlook (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "84",
     "firstAnchor": {
      "contextRef": "c-238",
      "name": "shel:ExpectedOilPrice",
      "unitRef": "usdPerBbl",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "0",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "div",
       "div",
       "ix:continuation",
       "shel:ClimateChangeAndEnergyTransitionSummaryOfMidPriceTableTextBlock",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-238",
      "name": "shel:ExpectedOilPrice",
      "unitRef": "usdPerBbl",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "0",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "div",
       "div",
       "ix:continuation",
       "shel:ClimateChangeAndEnergyTransitionSummaryOfMidPriceTableTextBlock",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R85": {
     "role": "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails",
     "longName": "9955549 - Disclosure - Climate change and energy transition - Sensitivity Analysis (Details)",
     "shortName": "Climate change and energy transition - Sensitivity Analysis (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "85",
     "firstAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:PropertyPlantAndEquipmentIncludingRightofuseAssets",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ifrs-full:DisclosureOfReconciliationOfChangesInPropertyPlantAndEquipmentIncludingRightofuseAssetsExplanatory",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-280",
      "name": "ifrs-full:PropertyPlantAndEquipmentIncludingRightofuseAssets",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-9",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "div",
       "div",
       "shel:SensitivityAnalysisClimateChangeAndEnergyTransitionTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R86": {
     "role": "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation4Details",
     "longName": "9955550 - Disclosure - Climate change and energy transition - Additional information 4 (Details)",
     "shortName": "Climate change and energy transition - Additional information 4 (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "86",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "shel:CapitalExpenditureRenewablePower",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-9",
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "shel:CapitalExpenditureRenewablePower",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-9",
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R87": {
     "role": "http://www.shell.com/role/ClimatechangeandenergytransitionCarbonpriceperregionDetails",
     "longName": "9955551 - Disclosure - Climate change and energy transition - Carbon price per region (Details)",
     "shortName": "Climate change and energy transition - Carbon price per region (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "87",
     "firstAnchor": {
      "contextRef": "c-364",
      "name": "shel:CarbonEmissionExpensePerTonne",
      "unitRef": "usdPerTonne",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "0",
      "ancestors": [
       "span",
       "div",
       "td",
       "tr",
       "table",
       "div",
       "shel:SummaryOfDetailedInformationOfCarbonPricesTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-364",
      "name": "shel:CarbonEmissionExpensePerTonne",
      "unitRef": "usdPerTonne",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "0",
      "ancestors": [
       "span",
       "div",
       "td",
       "tr",
       "table",
       "div",
       "shel:SummaryOfDetailedInformationOfCarbonPricesTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R88": {
     "role": "http://www.shell.com/role/ClimatechangeandenergytransitionCarboncostforecastDetails",
     "longName": "9955552 - Disclosure - Climate change and energy transition - Carbon cost forecast (Details)",
     "shortName": "Climate change and energy transition - Carbon cost forecast (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "88",
     "firstAnchor": {
      "contextRef": "c-401",
      "name": "shel:CarbonEmissionExpensePerTonne",
      "unitRef": "usdPerT",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "0",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": null
    },
    "R89": {
     "role": "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation5Details",
     "longName": "9955553 - Disclosure - Climate change and energy transition - Additional information 5 (Details)",
     "shortName": "Climate change and energy transition - Additional information 5 (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "89",
     "firstAnchor": {
      "contextRef": "c-33",
      "name": "shel:NumberOfRefineries",
      "unitRef": "numberofrefinery",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "INF",
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-446",
      "name": "shel:NumberOfRefineries",
      "unitRef": "numberofrefinery",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "INF",
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R90": {
     "role": "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details",
     "longName": "9955554 - Disclosure - Climate change and energy transition - Additional information 6 (Details)",
     "shortName": "Climate change and energy transition - Additional information 6 (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "90",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "shel:PercentageOfGlobalOilProduction",
      "unitRef": "number",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "3",
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "shel:PercentageOfGlobalOilProduction",
      "unitRef": "number",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "3",
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R91": {
     "role": "http://www.shell.com/role/EmissionsschemesandrelatedenvironmentalprogrammesDetails",
     "longName": "9955555 - Disclosure - Emissions schemes and related environmental programmes (Details)",
     "shortName": "Emissions schemes and related environmental programmes (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "91",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "shel:CostOfEnvironmentalSchemesAndRelatedEnvironmentalPlans",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:SummaryOfCostEnvironmentalSchemesAndRelatedEnvironmentalPlansTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "shel:CostOfEnvironmentalSchemesAndRelatedEnvironmentalPlans",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:SummaryOfCostEnvironmentalSchemesAndRelatedEnvironmentalPlansTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R92": {
     "role": "http://www.shell.com/role/CapitalmanagementDetails",
     "longName": "9955556 - Disclosure - Capital management (Details)",
     "shortName": "Capital management (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "92",
     "firstAnchor": {
      "contextRef": "c-515",
      "name": "shel:NumberOfConsecutiveQuartersOfShareBuybacks",
      "unitRef": "quarterwithsharebuyback",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "INF",
      "ancestors": [
       "span",
       "div",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-515",
      "name": "shel:NumberOfConsecutiveQuartersOfShareBuybacks",
      "unitRef": "quarterwithsharebuyback",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "INF",
      "ancestors": [
       "span",
       "div",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R93": {
     "role": "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails",
     "longName": "9955557 - Disclosure - Segment information - Summary of Adjusted Earnings by Segment (Details)",
     "shortName": "Segment information - Summary of Adjusted Earnings by Segment (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "93",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:Revenue",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:SummaryOfAdjustedEarningsBySegmentTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:OtherFinanceIncomeCost",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:SummaryOfAdjustedEarningsBySegmentTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R94": {
     "role": "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails",
     "longName": "9955558 - Disclosure - Segment information - Summary of Identified Items by Segment (Details)",
     "shortName": "Segment information - Summary of Identified Items by Segment (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "94",
     "firstAnchor": {
      "contextRef": "c-515",
      "name": "ifrs-full:GainsLossesOnDisposalsOfInvestments",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:SummaryOfIdentifiedItemsBySegmentTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-515",
      "name": "ifrs-full:GainsLossesOnDisposalsOfInvestments",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:SummaryOfIdentifiedItemsBySegmentTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R95": {
     "role": "http://www.shell.com/role/SegmentinformationSummaryofInformationbyGeographicalAreaDetails",
     "longName": "9955559 - Disclosure - Segment information - Summary of Information by Geographical Area (Details)",
     "shortName": "Segment information - Summary of Information by Geographical Area (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "95",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:Revenue",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:SummaryOfAdjustedEarningsBySegmentTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-33",
      "name": "shel:IntangibleAssetsPropertyPlantAndEquipmentJointVenturesAndAssociates",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ifrs-full:DisclosureOfGeographicalAreasExplanatory",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R96": {
     "role": "http://www.shell.com/role/SegmentinformationCashcapitalexpenditureDetails",
     "longName": "9955560 - Disclosure - Segment information - Cash capital expenditure (Details)",
     "shortName": "Segment information - Cash capital expenditure (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "96",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:PurchaseOfOtherLongtermAssetsClassifiedAsInvestingActivities",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:PurchaseOfInterestsInInvestmentsAccountedForUsingEquityMethod",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R97": {
     "role": "http://www.shell.com/role/RevenuesDetails",
     "longName": "9955561 - Disclosure - Revenues (Details)",
     "shortName": "Revenues (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "97",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:RevenueFromContractsWithCustomers",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ifrs-full:DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersExplanatory",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:RevenueFromContractsWithCustomers",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ifrs-full:DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersExplanatory",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R98": {
     "role": "http://www.shell.com/role/InterestandotherincomeSummaryofInterestandOtherIncomeDetails",
     "longName": "9955562 - Disclosure - Interest and other income - Summary of Interest and Other Income (Details)",
     "shortName": "Interest and other income - Summary of Interest and Other Income (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "98",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:RevenueFromInterest",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ifrs-full:DisclosureOfOtherOperatingIncomeExpenseExplanatory",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:RevenueFromDividends",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ifrs-full:DisclosureOfOtherOperatingIncomeExpenseExplanatory",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R99": {
     "role": "http://www.shell.com/role/InterestandotherincomeNarrativeDetails",
     "longName": "9955563 - Disclosure - Interest and other income - Narrative (Details)",
     "shortName": "Interest and other income - Narrative (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "99",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:IncomeFromSubleasingRightofuseAssets",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:IncomeFromSubleasingRightofuseAssets",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R100": {
     "role": "http://www.shell.com/role/InterestexpenseSummaryofInterestExpenseDetails",
     "longName": "9955564 - Disclosure - Interest expense - Summary of Interest Expense (Details)",
     "shortName": "Interest expense - Summary of Interest Expense (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "100",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "shel:InterestIncurredAndSimilarCharges",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfDetailedInformationInterestExpenseExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "shel:InterestIncurredAndSimilarCharges",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfDetailedInformationInterestExpenseExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R101": {
     "role": "http://www.shell.com/role/InterestexpenseNarrativeDetails",
     "longName": "9955565 - Disclosure - Interest expense - Narrative (Details)",
     "shortName": "Interest expense - Narrative (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "101",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:CapitalisationRateOfBorrowingCostsEligibleForCapitalisation",
      "unitRef": "number",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "3",
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:CapitalisationRateOfBorrowingCostsEligibleForCapitalisation",
      "unitRef": "number",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "3",
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R102": {
     "role": "http://www.shell.com/role/GoodwillandotherintangibleassetsSummaryofIntangibleAssetsandGoodwillDetails",
     "longName": "9955566 - Disclosure - Goodwill and other intangible assets - Summary of Intangible Assets and Goodwill (Details)",
     "shortName": "Goodwill and other intangible assets - Summary of Intangible Assets and Goodwill (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "102",
     "firstAnchor": {
      "contextRef": "c-36",
      "name": "ifrs-full:Goodwill",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-660",
      "name": "ifrs-full:IncreaseDecreaseThroughTransfersAndOtherChangesGoodwill",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ifrs-full:DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillExplanatory",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R103": {
     "role": "http://www.shell.com/role/GoodwillandotherintangibleassetsNarrativeDetails",
     "longName": "9955567 - Disclosure - Goodwill and other intangible assets - Narrative (Details)",
     "shortName": "Goodwill and other intangible assets - Narrative (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "103",
     "firstAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:Goodwill",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-699",
      "name": "ifrs-full:Goodwill",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "ix:continuation",
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R104": {
     "role": "http://www.shell.com/role/PropertyplantandequipmentSummaryofPropertyPlantandEquipmentDetails",
     "longName": "9955568 - Disclosure - Property, plant and equipment - Summary of Property Plant and Equipment (Details)",
     "shortName": "Property, plant and equipment - Summary of Property Plant and Equipment (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "104",
     "firstAnchor": {
      "contextRef": "c-36",
      "name": "ifrs-full:PropertyPlantAndEquipmentIncludingRightofuseAssets",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-681",
      "name": "ifrs-full:PropertyPlantAndEquipmentIncludingRightofuseAssets",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R105": {
     "role": "http://www.shell.com/role/PropertyplantandequipmentNarrativeDetails",
     "longName": "9955569 - Disclosure - Property, plant and equipment - Narrative (Details)",
     "shortName": "Property, plant and equipment - Narrative (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "105",
     "firstAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:PropertyPlantAndEquipmentExpendituresRecognisedForConstructions",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:PropertyPlantAndEquipmentExpendituresRecognisedForConstructions",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R106": {
     "role": "http://www.shell.com/role/PropertyplantandequipmentSummaryofCapitalisedExplorationDrillingCostsDetails",
     "longName": "9955570 - Disclosure - Property, plant and equipment - Summary of Capitalised Exploration Drilling Costs (Details)",
     "shortName": "Property, plant and equipment - Summary of Capitalised Exploration Drilling Costs (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "106",
     "firstAnchor": {
      "contextRef": "c-36",
      "name": "ifrs-full:TangibleExplorationAndEvaluationAssets",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfExplorationAndEvaluationAssetsAtCarryingValueExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-74",
      "name": "ifrs-full:TangibleExplorationAndEvaluationAssets",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfExplorationAndEvaluationAssetsAtCarryingValueExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R107": {
     "role": "http://www.shell.com/role/PropertyplantandequipmentSummaryofExplorationDrillingCostsCapitalisedforPeriodsGreaterThanOneYearDetails",
     "longName": "9955571 - Disclosure - Property, plant and equipment - Summary of Exploration Drilling Costs Capitalised for Periods Greater Than One Year (Details)",
     "shortName": "Property, plant and equipment - Summary of Exploration Drilling Costs Capitalised for Periods Greater Than One Year (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "107",
     "firstAnchor": {
      "contextRef": "c-33",
      "name": "shel:CapitalisedExplorationDrillingCostNumberOfProjects",
      "unitRef": "project",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "INF",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfExplorationAndEvaluationAssetsAtCarryingValueExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-33",
      "name": "shel:CapitalisedExplorationDrillingCostNumberOfProjects",
      "unitRef": "project",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "INF",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfExplorationAndEvaluationAssetsAtCarryingValueExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R108": {
     "role": "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsImpairmentsummaryDetails",
     "longName": "9955572 - Disclosure - Impairment of property, plant and equipment, goodwill, and other intangible assets - Impairment summary (Details)",
     "shortName": "Impairment of property, plant and equipment, goodwill, and other intangible assets - Impairment summary (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "108",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:ImpairmentLossRecognisedInProfitOrLossGoodwill",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "div",
       "shel:SummaryOfAdjustedEarningsBySegmentTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": null
    },
    "R109": {
     "role": "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails",
     "longName": "9955573 - Disclosure - Impairment of property, plant and equipment, goodwill, and other intangible assets - Narrative (Details)",
     "shortName": "Impairment of property, plant and equipment, goodwill, and other intangible assets - Narrative (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "109",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "shel:ImpairmentOfPropertyPlantAndEquipmentGoodwillAndIntangibleAssets",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-8",
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "shel:ImpairmentOfPropertyPlantAndEquipmentGoodwillAndIntangibleAssets",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-8",
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R110": {
     "role": "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsCommodityPriceAssumptionsDetails",
     "longName": "9955574 - Disclosure - Impairment of property, plant and equipment, goodwill, and other intangible assets - Commodity Price Assumptions (Details)",
     "shortName": "Impairment of property, plant and equipment, goodwill, and other intangible assets - Commodity Price Assumptions (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "110",
     "firstAnchor": {
      "contextRef": "c-763",
      "name": "shel:CommodityPriceNextTwelveMonths",
      "unitRef": "usdPerBbl",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "0",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ifrs-full:ExplanationOfInputsAssumptionsAndEstimationTechniquesUsedToApplyImpairmentRequirementsExplanatory",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-763",
      "name": "shel:CommodityPriceNextTwelveMonths",
      "unitRef": "usdPerBbl",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "0",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ifrs-full:ExplanationOfInputsAssumptionsAndEstimationTechniquesUsedToApplyImpairmentRequirementsExplanatory",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R111": {
     "role": "http://www.shell.com/role/JointventuresandassociatesSummaryofShellShareofComprehensiveIncomeofJointVenturesandAssociatesDetails",
     "longName": "9955575 - Disclosure - Joint ventures and associates - Summary of Shell Share of Comprehensive Income of Joint Ventures and Associates (Details)",
     "shortName": "Joint ventures and associates - Summary of Shell Share of Comprehensive Income of Joint Ventures and Associates (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "111",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfComprehensiveIncomeOfJointVenturesAndAssociateExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:ShareOfTotalComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethod",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfComprehensiveIncomeOfJointVenturesAndAssociateExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R112": {
     "role": "http://www.shell.com/role/JointventuresandassociatesSummaryofCarryingAmountofInterestsinJointVenturesandAssociatesDetails",
     "longName": "9955576 - Disclosure - Joint ventures and associates - Summary of Carrying Amount of Interests in Joint Ventures and Associates (Details)",
     "shortName": "Joint ventures and associates - Summary of Carrying Amount of Interests in Joint Ventures and Associates (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "112",
     "firstAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:InvestmentsInJointVentures",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfCarryingAmountOfInterestsInJointVenturesAndAssociateExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:InvestmentsInAssociates",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfCarryingAmountOfInterestsInJointVenturesAndAssociateExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R113": {
     "role": "http://www.shell.com/role/JointventuresandassociatesNarrativeDetails",
     "longName": "9955577 - Disclosure - Joint ventures and associates - Narrative (Details)",
     "shortName": "Joint ventures and associates - Narrative (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "113",
     "firstAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:InvestmentsInJointVentures",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfCarryingAmountOfInterestsInJointVenturesAndAssociateExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": null
    },
    "R114": {
     "role": "http://www.shell.com/role/JointventuresandassociatesSummaryofTransactionsWithJointVenturesandAssociatesDetails",
     "longName": "9955578 - Disclosure - Joint ventures and associates - Summary of Transactions With Joint Ventures and Associates (Details)",
     "shortName": "Joint ventures and associates - Summary of Transactions With Joint Ventures and Associates (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "114",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "shel:SalesAndChargesToJointVenturesAndAssociates",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ifrs-full:DisclosureOfRelatedPartyExplanatory",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "shel:SalesAndChargesToJointVenturesAndAssociates",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ifrs-full:DisclosureOfRelatedPartyExplanatory",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R115": {
     "role": "http://www.shell.com/role/JointventuresandassociatesSummaryofOtherArrangementsinRespectofJointVenturesandAssociatesDetails",
     "longName": "9955579 - Disclosure - Joint ventures and associates - Summary of Other Arrangements in Respect of Joint Ventures and Associates (Details)",
     "shortName": "Joint ventures and associates - Summary of Other Arrangements in Respect of Joint Ventures and Associates (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "115",
     "firstAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:CommitmentsInRelationToJointVentures",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfOtherArrangementsInRespectOfJointVenturesAndAssociatesExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:CommitmentsInRelationToJointVentures",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfOtherArrangementsInRespectOfJointVenturesAndAssociatesExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R116": {
     "role": "http://www.shell.com/role/InvestmentsinsecuritiesSummaryofInvestmentsinSecuritiesDetails",
     "longName": "9955580 - Disclosure - Investments in securities - Summary of Investments in Securities (Details)",
     "shortName": "Investments in securities - Summary of Investments in Securities (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "116",
     "firstAnchor": {
      "contextRef": "c-33",
      "name": "shel:InvestmentsInSecurities",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfInvestmentSecuritiesExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-805",
      "name": "shel:InvestmentsInSecurities",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfInvestmentSecuritiesExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R117": {
     "role": "http://www.shell.com/role/InvestmentsinsecuritiesScheduleofInvestmentsinSecuritiesUsingPredominantlyUnobservableInputsDetails",
     "longName": "9955581 - Disclosure - Investments in securities - Schedule of Investments in Securities Using Predominantly Unobservable Inputs (Details)",
     "shortName": "Investments in securities - Schedule of Investments in Securities Using Predominantly Unobservable Inputs (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "117",
     "firstAnchor": {
      "contextRef": "c-36",
      "name": "ifrs-full:Assets",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-810",
      "name": "ifrs-full:Assets",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfInvestmentsInSecuritiesMeasuredUsingPredominantlyUnobservableInputsExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R118": {
     "role": "http://www.shell.com/role/TradeandotherreceivablesSummaryofTradeandOtherReceivablesDetails",
     "longName": "9955582 - Disclosure - Trade and other receivables - Summary of Trade and Other Receivables (Details)",
     "shortName": "Trade and other receivables - Summary of Trade and Other Receivables (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "118",
     "firstAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:CurrentTradeReceivables",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureDetailedInformationOfTradeAndOtherReceivablesExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:CurrentTradeReceivables",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureDetailedInformationOfTradeAndOtherReceivablesExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R119": {
     "role": "http://www.shell.com/role/TradeandotherreceivablesNarrativeDetails",
     "longName": "9955583 - Disclosure - Trade and other receivables - Narrative (Details)",
     "shortName": "Trade and other receivables - Narrative (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "119",
     "firstAnchor": {
      "contextRef": "c-33",
      "name": "shel:DeferredConsiderationOnTheDivestmentOfAssets",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-33",
      "name": "shel:DeferredConsiderationOnTheDivestmentOfAssets",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R120": {
     "role": "http://www.shell.com/role/TradeandotherreceivablesMaturityAnalysisofFinanceLeaseReceivablesDetails",
     "longName": "9955584 - Disclosure - Trade and other receivables - Maturity Analysis of Finance Lease Receivables (Details)",
     "shortName": "Trade and other receivables - Maturity Analysis of Finance Lease Receivables (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "120",
     "firstAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:UndiscountedFinanceLeasePaymentsToBeReceived",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ifrs-full:DisclosureOfMaturityAnalysisOfFinanceLeasePaymentsReceivableExplanatory",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:UndiscountedFinanceLeasePaymentsToBeReceived",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ifrs-full:DisclosureOfMaturityAnalysisOfFinanceLeasePaymentsReceivableExplanatory",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R121": {
     "role": "http://www.shell.com/role/InventoriesSummaryofDetailedInformationofInventoriesDetails",
     "longName": "9955585 - Disclosure - Inventories - Summary of Detailed Information of Inventories (Details)",
     "shortName": "Inventories - Summary of Detailed Information of Inventories (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "121",
     "firstAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:ProductionSupplies",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfDetailedInformationOfInventoriesExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:ProductionSupplies",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfDetailedInformationOfInventoriesExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R122": {
     "role": "http://www.shell.com/role/InventoriesNarrativeDetails",
     "longName": "9955586 - Disclosure - Inventories - Narrative (Details)",
     "shortName": "Inventories - Narrative (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "122",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:InventoryWritedown2011",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:InventoryWritedown2011",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R123": {
     "role": "http://www.shell.com/role/CashandcashequivalentsSummaryofCashandCashEquivalentsDetails",
     "longName": "9955587 - Disclosure - Cash and cash equivalents - Summary of Cash and Cash Equivalents (Details)",
     "shortName": "Cash and cash equivalents - Summary of Cash and Cash Equivalents (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "123",
     "firstAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:Cash",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "shel:DisclosureOfCashCashEquivalentsAndShortTermBankDepositsExplanatoryTableTextBlock",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:Cash",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "shel:DisclosureOfCashCashEquivalentsAndShortTermBankDepositsExplanatoryTableTextBlock",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R124": {
     "role": "http://www.shell.com/role/CashandcashequivalentsNarrativeDetails",
     "longName": "9955588 - Disclosure - Cash and cash equivalents - Narrative (Details)",
     "shortName": "Cash and cash equivalents - Narrative (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "124",
     "firstAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:RestrictedCashAndCashEquivalents",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "ix:continuation",
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:RestrictedCashAndCashEquivalents",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "ix:continuation",
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R125": {
     "role": "http://www.shell.com/role/AssetsheldforsaleDetails",
     "longName": "9955589 - Disclosure - Assets held for sale (Details)",
     "shortName": "Assets held for sale (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "125",
     "firstAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:IntangibleAssetsOtherThanGoodwill",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-822",
      "name": "ifrs-full:IntangibleAssetsOtherThanGoodwill",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "shel:ScheduleOfNonCurrentAssetsHeldForSaleTableTextBlock",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R126": {
     "role": "http://www.shell.com/role/TradeandotherpayablesSummaryofDetailedInformationAboutTradeandOtherPayablesDetails",
     "longName": "9955590 - Disclosure - Trade and other payables - Summary of Detailed Information About Trade and Other Payables (Details)",
     "shortName": "Trade and other payables - Summary of Detailed Information About Trade and Other Payables (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "126",
     "firstAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:TradeAndOtherCurrentPayablesToTradeSuppliers",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfDetailedInformationAboutTradeAndOtherPayablesExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:TradeAndOtherCurrentPayablesToTradeSuppliers",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfDetailedInformationAboutTradeAndOtherPayablesExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R127": {
     "role": "http://www.shell.com/role/DebtScheduleofDebtDetails",
     "longName": "9955592 - Disclosure - Debt - Schedule of Debt (Details)",
     "shortName": "Debt - Schedule of Debt (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "127",
     "firstAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:CurrentBorrowingsAndCurrentPortionOfNoncurrentBorrowings",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsExplanatory",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:ShorttermBorrowings",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsExplanatory",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R128": {
     "role": "http://www.shell.com/role/DebtScheduleofNetDebtDetails",
     "longName": "9955593 - Disclosure - Debt - Schedule of Net Debt (Details)",
     "shortName": "Debt - Schedule of Net Debt (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "128",
     "firstAnchor": {
      "contextRef": "c-36",
      "name": "ifrs-full:NetDebt",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfNetDebtTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-61",
      "name": "ifrs-full:NetDebt",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfNetDebtTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R129": {
     "role": "http://www.shell.com/role/DebtScheduleofBorrowingFacilitiesandAmountsUndrawnDetails",
     "longName": "9955594 - Disclosure - Debt - Schedule of Borrowing Facilities and Amounts Undrawn (Details)",
     "shortName": "Debt - Schedule of Borrowing Facilities and Amounts Undrawn (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "129",
     "firstAnchor": {
      "contextRef": "c-848",
      "name": "shel:BorrowingFacilities",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfDetailedInformationOfUndrawnBorrowingFacilitiesExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-848",
      "name": "shel:BorrowingFacilities",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfDetailedInformationOfUndrawnBorrowingFacilitiesExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R130": {
     "role": "http://www.shell.com/role/DebtNarrativeDetails",
     "longName": "9955595 - Disclosure - Debt - Narrative (Details)",
     "shortName": "Debt - Narrative (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "130",
     "firstAnchor": {
      "contextRef": "c-33",
      "name": "shel:CommercialPaperProgrammes",
      "unitRef": "program",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "INF",
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-33",
      "name": "shel:CommercialPaperProgrammes",
      "unitRef": "program",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "INF",
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R131": {
     "role": "http://www.shell.com/role/DebtScheduleofDifferenceinContractualCashFlowsforDebtExcludingFinanceLeaseLiabilitieswiththeCarryingAmountDetails",
     "longName": "9955596 - Disclosure - Debt - Schedule of Difference in Contractual Cash Flows for Debt Excluding Finance Lease Liabilities with the Carrying Amount (Details)",
     "shortName": "Debt - Schedule of Difference in Contractual Cash Flows for Debt Excluding Finance Lease Liabilities with the Carrying Amount (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "131",
     "firstAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:BondsIssuedUndiscountedCashFlows",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfDifferenceInContractualCashFlowsForDebtExcludingFinanceLeaseLiabilitiesExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:BondsIssuedUndiscountedCashFlows",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfDifferenceInContractualCashFlowsForDebtExcludingFinanceLeaseLiabilitiesExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R132": {
     "role": "http://www.shell.com/role/LeasesSummaryofRightofuseAssetsDetails",
     "longName": "9955597 - Disclosure - Leases - Summary of Right-of-use Assets (Details)",
     "shortName": "Leases - Summary of Right-of-use Assets (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "132",
     "firstAnchor": {
      "contextRef": "c-61",
      "name": "ifrs-full:RightofuseAssets",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ifrs-full:DisclosureOfQuantitativeInformationAboutRightofuseAssetsExplanatory",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-61",
      "name": "ifrs-full:RightofuseAssets",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ifrs-full:DisclosureOfQuantitativeInformationAboutRightofuseAssetsExplanatory",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R133": {
     "role": "http://www.shell.com/role/LeasesLeaseExpensesnotIncludedintheMeasurementofLeaseLiabilityDetails",
     "longName": "9955598 - Disclosure - Leases - Lease Expenses not Included in the Measurement of Lease Liability (Details)",
     "shortName": "Leases - Lease Expenses not Included in the Measurement of Lease Liability (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "133",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:ExpenseRelatingToShorttermLeasesForWhichRecognitionExemptionHasBeenUsed",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ifrs-full:DisclosureOfAdditionalInformationAboutLeasingActivitiesForLesseeExplanatory",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:ExpenseRelatingToShorttermLeasesForWhichRecognitionExemptionHasBeenUsed",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ifrs-full:DisclosureOfAdditionalInformationAboutLeasingActivitiesForLesseeExplanatory",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R134": {
     "role": "http://www.shell.com/role/LeasesNarrativeDetails",
     "longName": "9955599 - Disclosure - Leases - Narrative (Details)",
     "shortName": "Leases - Narrative (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "134",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:CashOutflowForLeases",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:CashOutflowForLeases",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R135": {
     "role": "http://www.shell.com/role/LeasesScheduleofFutureLeasePaymentsUnderLeaseContractsDetails",
     "longName": "9955600 - Disclosure - Leases - Schedule of Future Lease Payments Under Lease Contracts (Details)",
     "shortName": "Leases - Schedule of Future Lease Payments Under Lease Contracts (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "135",
     "firstAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:GrossLeaseLiabilities",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ifrs-full:DisclosureOfMaturityAnalysisOfOperatingLeasePaymentsExplanatory",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:GrossLeaseLiabilities",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ifrs-full:DisclosureOfMaturityAnalysisOfOperatingLeasePaymentsExplanatory",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R136": {
     "role": "http://www.shell.com/role/TaxationNarrativeDetails",
     "longName": "9955601 - Disclosure - Taxation - Narrative (Details)",
     "shortName": "Taxation - Narrative (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "136",
     "firstAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:DeferredTaxAssets",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:DeferredTaxAssetWhenUtilisationIsDependentOnFutureTaxableProfitsInExcessOfProfitsFromReversalOfTaxableTemporaryDifferencesAndEntityHasSufferedLossInJurisdictionToWhichDeferredTaxAssetRelates",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R137": {
     "role": "http://www.shell.com/role/TaxationSummaryofTaxationChargeDetails",
     "longName": "9955602 - Disclosure - Taxation - Summary of Taxation Charge (Details)",
     "shortName": "Taxation - Summary of Taxation Charge (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "137",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:CurrentTaxExpenseIncome",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfInformationAtTaxationChargeExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:CurrentTaxExpenseIncome",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfInformationAtTaxationChargeExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R138": {
     "role": "http://www.shell.com/role/TaxationDisclosureOfPillarTwoTaxInformationDetails",
     "longName": "9955603 - Disclosure - Taxation - Disclosure Of Pillar Two Tax Information (Details)",
     "shortName": "Taxation - Disclosure Of Pillar Two Tax Information (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "138",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:IncomeTaxExpenseContinuingOperations",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfReconciliationOfApplicableTaxChargeAtStatutoryTaxRatesExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "shel:CurrentTaxExpenseIncomeExcludingPillarTwoIncomeTaxes",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfPillarTwoTaxInformationTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R139": {
     "role": "http://www.shell.com/role/TaxationSummaryofReconciliationofApplicableTaxChargeCreditatStatutoryTaxRatestoTaxationChargeDetails",
     "longName": "9955604 - Disclosure - Taxation - Summary of Reconciliation of Applicable Tax Charge Credit at Statutory Tax Rates to Taxation Charge (Details)",
     "shortName": "Taxation - Summary of Reconciliation of Applicable Tax Charge Credit at Statutory Tax Rates to Taxation Charge (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "139",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:ProfitLossBeforeTax",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfReconciliationOfApplicableTaxChargeAtStatutoryTaxRatesExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "shel:IncomeLossBeforeTaxAndShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfReconciliationOfApplicableTaxChargeAtStatutoryTaxRatesExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R140": {
     "role": "http://www.shell.com/role/TaxationSummaryofDeferredTaxDetails",
     "longName": "9955605 - Disclosure - Taxation - Summary of Deferred Tax (Details)",
     "shortName": "Taxation - Summary of Deferred Tax (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "140",
     "firstAnchor": {
      "contextRef": "c-36",
      "name": "shel:DeferredTaxAssetsBeforeOffsetting",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfDeferredTaxAssetsAndLiabilitiesExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-61",
      "name": "shel:DeferredTaxAssetsBeforeOffsetting",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfDeferredTaxAssetsAndLiabilitiesExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R141": {
     "role": "http://www.shell.com/role/TaxationExpectedexpirationoftaxlossesDetails",
     "longName": "9955606 - Disclosure - Taxation - Expected expiration of tax losses (Details)",
     "shortName": "Taxation - Expected expiration of tax losses (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "141",
     "firstAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:UnusedTaxLossesForWhichNoDeferredTaxAssetRecognised",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ifrs-full:DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsExplanatory",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:UnusedTaxLossesForWhichNoDeferredTaxAssetRecognised",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ifrs-full:DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsExplanatory",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R142": {
     "role": "http://www.shell.com/role/RetirementbenefitsSummaryofRetirementBenefitsbyFinancialPositionDetails",
     "longName": "9955607 - Disclosure - Retirement benefits - Summary of Retirement Benefits by Financial Position (Details)",
     "shortName": "Retirement benefits - Summary of Retirement Benefits by Financial Position (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "142",
     "firstAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:LiabilityAssetOfDefinedBenefitPlans",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ifrs-full:DisclosureOfAdditionalInformationAboutDefinedBenefitPlansExplanatory",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-973",
      "name": "ifrs-full:NoncurrentRecognisedLiabilitiesDefinedBenefitPlan",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ifrs-full:DisclosureOfAdditionalInformationAboutDefinedBenefitPlansExplanatory",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R143": {
     "role": "http://www.shell.com/role/RetirementbenefitsSummaryofRetirementBenefitExpenseDetails",
     "longName": "9955608 - Disclosure - Retirement benefits - Summary of Retirement Benefit Expense (Details)",
     "shortName": "Retirement benefits - Summary of Retirement Benefit Expense (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "143",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:InterestIncomeDefinedBenefitPlans",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfEmployeeBenefitsExpenseExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:InterestIncomeDefinedBenefitPlans",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfEmployeeBenefitsExpenseExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R144": {
     "role": "http://www.shell.com/role/RetirementbenefitsSummaryofRemeasurementsDetails",
     "longName": "9955609 - Disclosure - Retirement benefits - Summary of Remeasurements (Details)",
     "shortName": "Retirement benefits - Summary of Remeasurements (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "144",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "shel:ActuarialGainsLossesNetDefinedBenefitLiabilityAsset",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfRemeasurementOfNetDefinedBenefitLiabilityAssetExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:GainLossOnChangesInEffectOfLimitingNetDefinedBenefitAssetToAssetCeiling",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfRemeasurementOfNetDefinedBenefitLiabilityAssetExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R145": {
     "role": "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanObligationsDetails",
     "longName": "9955610 - Disclosure - Retirement benefits - Summary of Defined Benefit Plan Obligations (Details)",
     "shortName": "Retirement benefits - Summary of Defined Benefit Plan Obligations (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "145",
     "firstAnchor": {
      "contextRef": "c-36",
      "name": "ifrs-full:LiabilityAssetOfDefinedBenefitPlans",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ifrs-full:DisclosureOfAdditionalInformationAboutDefinedBenefitPlansExplanatory",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-996",
      "name": "ifrs-full:CurrentServiceCostNetDefinedBenefitLiabilityAsset",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ifrs-full:DisclosureOfNetDefinedBenefitLiabilityAssetExplanatory",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R146": {
     "role": "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanAssetsDetails",
     "longName": "9955611 - Disclosure - Retirement benefits - Summary of Defined Benefit Plan Assets (Details)",
     "shortName": "Retirement benefits - Summary of Defined Benefit Plan Assets (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "146",
     "firstAnchor": {
      "contextRef": "c-36",
      "name": "ifrs-full:LiabilityAssetOfDefinedBenefitPlans",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ifrs-full:DisclosureOfAdditionalInformationAboutDefinedBenefitPlansExplanatory",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1067",
      "name": "ifrs-full:ReturnOnPlanAssetsNetDefinedBenefitLiabilityAsset",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R147": {
     "role": "http://www.shell.com/role/RetirementbenefitsNarrativeDetails",
     "longName": "9955612 - Disclosure - Retirement benefits - Narrative (Details)",
     "shortName": "Retirement benefits - Narrative (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "147",
     "firstAnchor": {
      "contextRef": "c-1110",
      "name": "ifrs-full:SurplusDeficitInPlan",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1110",
      "name": "ifrs-full:SurplusDeficitInPlan",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R148": {
     "role": "http://www.shell.com/role/RetirementbenefitsSummaryofAssumptionsforSensitivityAnalysisDetails",
     "longName": "9955613 - Disclosure - Retirement benefits - Summary of Assumptions for Sensitivity Analysis (Details)",
     "shortName": "Retirement benefits - Summary of Assumptions for Sensitivity Analysis (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "148",
     "firstAnchor": {
      "contextRef": "c-1123",
      "name": "shel:PercentageOfActuarialAssumption",
      "unitRef": "number",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "3",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ifrs-full:DisclosureOfSensitivityAnalysisForActuarialAssumptionsExplanatory",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1123",
      "name": "shel:PercentageOfActuarialAssumption",
      "unitRef": "number",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "3",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ifrs-full:DisclosureOfSensitivityAnalysisForActuarialAssumptionsExplanatory",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R149": {
     "role": "http://www.shell.com/role/DecommissioningandotherprovisionsSummaryofDecommissioningandOtherProvisionsDetails",
     "longName": "9955614 - Disclosure - Decommissioning and other provisions - Summary of Decommissioning and Other Provisions (Details)",
     "shortName": "Decommissioning and other provisions - Summary of Decommissioning and Other Provisions (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "149",
     "firstAnchor": {
      "contextRef": "c-36",
      "name": "shel:CurrentDecommissioningRestorationAndOtherProvisions",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ifrs-full:DisclosureOfOtherProvisionsContingentLiabilitiesAndContingentAssetsExplanatory",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-61",
      "name": "shel:CurrentDecommissioningRestorationAndOtherProvisions",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ifrs-full:DisclosureOfOtherProvisionsContingentLiabilitiesAndContingentAssetsExplanatory",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R150": {
     "role": "http://www.shell.com/role/DecommissioningandotherprovisionsNarrativeDetails",
     "longName": "9955615 - Disclosure - Decommissioning and other provisions - Narrative (Details)",
     "shortName": "Decommissioning and other provisions - Narrative (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "150",
     "firstAnchor": {
      "contextRef": "c-1217",
      "name": "shel:DiscountRateOtherProvisions",
      "unitRef": "number",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "3",
      "ancestors": [
       "span",
       "div",
       "ifrs-full:DisclosureOfOtherProvisionsContingentLiabilitiesAndContingentAssetsExplanatory",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1217",
      "name": "shel:DiscountRateOtherProvisions",
      "unitRef": "number",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "3",
      "ancestors": [
       "span",
       "div",
       "ifrs-full:DisclosureOfOtherProvisionsContingentLiabilitiesAndContingentAssetsExplanatory",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R151": {
     "role": "http://www.shell.com/role/DecommissioningandotherprovisionsMaturityanalysisDetails",
     "longName": "9955616 - Disclosure - Decommissioning and other provisions - Maturity analysis (Details)",
     "shortName": "Decommissioning and other provisions - Maturity analysis (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "151",
     "firstAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:ProvisionForDecommissioningRestorationAndRehabilitationCosts",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfExpectedMaturityAnalysisOfProvisionsTableTextBlock",
       "ifrs-full:DisclosureOfOtherProvisionsContingentLiabilitiesAndContingentAssetsExplanatory",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-817",
      "name": "ifrs-full:ProvisionForDecommissioningRestorationAndRehabilitationCosts",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfExpectedMaturityAnalysisOfProvisionsTableTextBlock",
       "ifrs-full:DisclosureOfOtherProvisionsContingentLiabilitiesAndContingentAssetsExplanatory",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R152": {
     "role": "http://www.shell.com/role/FinancialinstrumentsDisclosureofFinancialAssetsandFinancialLiabilitiesDetails",
     "longName": "9955617 - Disclosure - Financial instruments - Disclosure of Financial Assets and Financial Liabilities (Details)",
     "shortName": "Financial instruments - Disclosure of Financial Assets and Financial Liabilities (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "152",
     "firstAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:FinancialAssets",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ifrs-full:DisclosureOfFinancialAssetsExplanatory",
       "ifrs-full:DisclosureOfFinancialLiabilitiesExplanatory",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:FinancialAssets",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ifrs-full:DisclosureOfFinancialAssetsExplanatory",
       "ifrs-full:DisclosureOfFinancialLiabilitiesExplanatory",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R153": {
     "role": "http://www.shell.com/role/FinancialinstrumentsNarrativeDetails",
     "longName": "9955618 - Disclosure - Financial instruments - Narrative (Details)",
     "shortName": "Financial instruments - Narrative (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "153",
     "firstAnchor": {
      "contextRef": "c-33",
      "name": "shel:PercentageOfForeignExchangeRiskRevenue",
      "unitRef": "number",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "2",
      "ancestors": [
       "span",
       "div",
       "shel:DisclosureOfForeignExchangeRiskExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-33",
      "name": "shel:PercentageOfForeignExchangeRiskRevenue",
      "unitRef": "number",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "2",
      "ancestors": [
       "span",
       "div",
       "shel:DisclosureOfForeignExchangeRiskExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R154": {
     "role": "http://www.shell.com/role/FinancialinstrumentsSummaryof10AppreciationAgainsttheDollarofMainCurrenciesDetails",
     "longName": "9955619 - Disclosure - Financial instruments - Summary of 10% Appreciation Against the Dollar of Main Currencies (Details)",
     "shortName": "Financial instruments - Summary of 10% Appreciation Against the Dollar of Main Currencies (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "154",
     "firstAnchor": {
      "contextRef": "c-1282",
      "name": "shel:IncreaseDecreaseInIncomeBeforeTaxationOnForeignExchangeRisk",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfForeignExchangeRiskExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1282",
      "name": "shel:IncreaseDecreaseInIncomeBeforeTaxationOnForeignExchangeRisk",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfForeignExchangeRiskExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R155": {
     "role": "http://www.shell.com/role/FinancialinstrumentsScheduleofValueatRiskPretaxDetails",
     "longName": "9955620 - Disclosure - Financial instruments - Schedule of Value at Risk Pre-tax (Details)",
     "shortName": "Financial instruments - Schedule of Value at Risk Pre-tax (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "155",
     "firstAnchor": {
      "contextRef": "c-1303",
      "name": "ifrs-full:ValueAtRisk",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1303",
      "name": "ifrs-full:ValueAtRisk",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R156": {
     "role": "http://www.shell.com/role/FinancialinstrumentsScheduleofTradeandOtherReceivablesOtherPayablesandDerivativeFinancialInstrumentsDetails",
     "longName": "9955621 - Disclosure - Financial instruments - Schedule of Trade and Other Receivables, Other Payables and Derivative Financial Instruments (Details)",
     "shortName": "Financial instruments - Schedule of Trade and Other Receivables, Other Payables and Derivative Financial Instruments (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "156",
     "firstAnchor": {
      "contextRef": "c-1327",
      "name": "ifrs-full:GrossFinancialLiabilitiesSubjectToOffsettingEnforceableMasterNettingArrangementsOrSimilarAgreements",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1327",
      "name": "ifrs-full:GrossFinancialLiabilitiesSubjectToOffsettingEnforceableMasterNettingArrangementsOrSimilarAgreements",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R157": {
     "role": "http://www.shell.com/role/FinancialinstrumentsScheduleofCarryingAmountsofDerivativeContractsDesignatedandNotDesignatedasHedgingInstrumentsforHedgeAccountingDetails",
     "longName": "9955622 - Disclosure - Financial instruments - Schedule of Carrying Amounts of Derivative Contracts Designated and Not Designated as Hedging Instruments for Hedge Accounting (Details)",
     "shortName": "Financial instruments - Schedule of Carrying Amounts of Derivative Contracts Designated and Not Designated as Hedging Instruments for Hedge Accounting (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "157",
     "firstAnchor": {
      "contextRef": "c-33",
      "name": "shel:FinancialAssetsDesignatedAsHedgingInstruments",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ifrs-full:DisclosureOfDetailedInformationAboutHedgingInstrumentsExplanatory",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-33",
      "name": "shel:FinancialAssetsDesignatedAsHedgingInstruments",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ifrs-full:DisclosureOfDetailedInformationAboutHedgingInstrumentsExplanatory",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R158": {
     "role": "http://www.shell.com/role/FinancialinstrumentsContractualMaturitiesofDerivativeLiabilitiesDetails",
     "longName": "9955623 - Disclosure - Financial instruments - Contractual Maturities of Derivative Liabilities (Details)",
     "shortName": "Financial instruments - Contractual Maturities of Derivative Liabilities (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "158",
     "firstAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:DerivativeFinancialLiabilities",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ifrs-full:MaturityAnalysisForDerivativeFinancialLiabilities",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-33",
      "name": "ifrs-full:DerivativeFinancialLiabilities",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ifrs-full:MaturityAnalysisForDerivativeFinancialLiabilities",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R159": {
     "role": "http://www.shell.com/role/FinancialinstrumentsSummaryofNetCarryingAmountsofDerivativeContractsHeldDetails",
     "longName": "9955624 - Disclosure - Financial instruments - Summary of Net Carrying Amounts of Derivative Contracts Held (Details)",
     "shortName": "Financial instruments - Summary of Net Carrying Amounts of Derivative Contracts Held (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "159",
     "firstAnchor": {
      "contextRef": "c-33",
      "name": "shel:NetCarryingAmountsOfDerivativeContractsAtFairValue",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfNetCarryingAmountOfDerivativeContractsByLevelsOfFairValueHierarchyExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1447",
      "name": "shel:NetCarryingAmountsOfDerivativeContractsAtFairValue",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfNetCarryingAmountOfDerivativeContractsByLevelsOfFairValueHierarchyExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R160": {
     "role": "http://www.shell.com/role/FinancialinstrumentsSummaryofNetCarryingAmountsofDerivativeContractsMeasuredUsingPredominantlyUnobservableInputsDetails",
     "longName": "9955625 - Disclosure - Financial instruments - Summary of Net Carrying Amounts of Derivative Contracts Measured Using Predominantly Unobservable Inputs (Details)",
     "shortName": "Financial instruments - Summary of Net Carrying Amounts of Derivative Contracts Measured Using Predominantly Unobservable Inputs (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "160",
     "firstAnchor": {
      "contextRef": "c-36",
      "name": "shel:NetCarryingAmountsOfDerivativeContractsAtFairValue",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfNetCarryingAmountOfDerivativeContractsByLevelsOfFairValueHierarchyExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1486",
      "name": "shel:GainLossesRecognisedRevenueInSignificantUnobservableInputs",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfNetCarryingAmountOfDerivativeContractMeasuredUnObservableInputsExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R161": {
     "role": "http://www.shell.com/role/FinancialinstrumentsUnrecognisedDayOneGainsorLossesDetails",
     "longName": "9955626 - Disclosure - Financial instruments - Unrecognised Day One Gains or Losses (Details)",
     "shortName": "Financial instruments - Unrecognised Day One Gains or Losses (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "161",
     "firstAnchor": {
      "contextRef": "c-36",
      "name": "ifrs-full:AggregateDifferenceBetweenFairValueAtInitialRecognitionAndAmountDeterminedUsingValuationTechniqueYetToBeRecognised",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-61",
      "name": "ifrs-full:AggregateDifferenceBetweenFairValueAtInitialRecognitionAndAmountDeterminedUsingValuationTechniqueYetToBeRecognised",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R162": {
     "role": "http://www.shell.com/role/SharecapitalSummaryofIssuedandFullyPaidOrdinarySharesDetails",
     "longName": "9955627 - Disclosure - Share capital - Summary of Issued and Fully Paid Ordinary Shares (Details)",
     "shortName": "Share capital - Summary of Issued and Fully Paid Ordinary Shares (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "162",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:PurchaseOfTreasuryShares",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-47",
      "name": "shel:NumberOfSharesRepurchased",
      "unitRef": "shares",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "INF",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ifrs-full:DisclosureOfClassesOfShareCapitalExplanatory",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R163": {
     "role": "http://www.shell.com/role/SharecapitalNarrativeDetails",
     "longName": "9955628 - Disclosure - Share capital - Narrative (Details)",
     "shortName": "Share capital - Narrative (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "163",
     "firstAnchor": {
      "contextRef": "c-1494",
      "name": "ifrs-full:ParValuePerShare",
      "unitRef": "eurPerShare",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "2",
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1494",
      "name": "ifrs-full:ParValuePerShare",
      "unitRef": "eurPerShare",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "2",
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R164": {
     "role": "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustSummaryofShareBasedCompensationExpenseDetails",
     "longName": "9955629 - Disclosure - Share-based compensation plans and shares held in trust - Summary of Share-Based Compensation Expense (Details)",
     "shortName": "Share-based compensation plans and shares held in trust - Summary of Share-Based Compensation Expense (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "164",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:ExpenseFromSharebasedPaymentTransactionsWithEmployees",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfDetailedInformationAboutEmploymentCostsExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1496",
      "name": "ifrs-full:ExpenseFromSharebasedPaymentTransactionsWithEmployees",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfShareBasedCompensationExpenseExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R165": {
     "role": "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustNarrativeDetails",
     "longName": "9955630 - Disclosure - Share-based compensation plans and shares held in trust - Narrative (Details)",
     "shortName": "Share-based compensation plans and shares held in trust - Narrative (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "165",
     "firstAnchor": {
      "contextRef": "c-1518",
      "name": "shel:NumberOfShareOptionsOutstanding",
      "unitRef": "shares",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-5",
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1518",
      "name": "shel:NumberOfShareOptionsOutstanding",
      "unitRef": "shares",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-5",
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R166": {
     "role": "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustScheduleofShareAwardsUnderthePSPandLTIPDetails",
     "longName": "9955631 - Disclosure - Share-based compensation plans and shares held in trust - Schedule of Share Awards Under the PSP and LTIP (Details)",
     "shortName": "Share-based compensation plans and shares held in trust - Schedule of Share Awards Under the PSP and LTIP (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "166",
     "firstAnchor": {
      "contextRef": "c-1512",
      "name": "ifrs-full:WeightedAverageRemainingContractualLifeOfOutstandingShareOptions2019",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ifrs-full:DisclosureOfNumberAndWeightedAverageExercisePricesOfShareOptionsExplanatory",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1512",
      "name": "ifrs-full:WeightedAverageRemainingContractualLifeOfOutstandingShareOptions2019",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ifrs-full:DisclosureOfNumberAndWeightedAverageExercisePricesOfShareOptionsExplanatory",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R167": {
     "role": "http://www.shell.com/role/OtherreservesSummaryofOtherReservesAttributabletoRoyalDutchShellplcShareholdersDetails",
     "longName": "9955632 - Disclosure - Other reserves - Summary of Other Reserves Attributable to Royal Dutch Shell plc Shareholders (Details)",
     "shortName": "Other reserves - Summary of Other Reserves Attributable to Royal Dutch Shell plc Shareholders (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "167",
     "firstAnchor": {
      "contextRef": "c-36",
      "name": "ifrs-full:OtherReserves",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-70",
      "name": "ifrs-full:OtherReserves",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfCapitalAndReservesExplanatoryTableTextBlock",
       "ifrs-full:DisclosureOfReservesAndOtherEquityInterestExplanatory",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R168": {
     "role": "http://www.shell.com/role/OtherreservesSummaryofAccumulatedOtherComprehensiveIncomeAttributabletoRoyalDutchShellplcShareholdersDetails",
     "longName": "9955633 - Disclosure - Other reserves - Summary of Accumulated Other Comprehensive Income Attributable to Royal Dutch Shell plc Shareholders (Details)",
     "shortName": "Other reserves - Summary of Accumulated Other Comprehensive Income Attributable to Royal Dutch Shell plc Shareholders (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "168",
     "firstAnchor": {
      "contextRef": "c-61",
      "name": "ifrs-full:AccumulatedOtherComprehensiveIncome",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfAccumulatedOtherComprehensiveIncomeExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-34",
      "name": "shel:AccumulatedOtherComprehensiveIncomeReclassifiedToIncome",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfAccumulatedOtherComprehensiveIncomeExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R169": {
     "role": "http://www.shell.com/role/DividendsSummaryofInterimDividendsDetails",
     "longName": "9955635 - Disclosure - Dividends - Summary of Interim Dividends (Details)",
     "shortName": "Dividends - Summary of Interim Dividends (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "169",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DividendsPaidOrdinarySharesPerShare",
      "unitRef": "usdPerShare",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "3",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfDividendsPaidAndProposedExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:DividendsPaidOrdinarySharesPerShare",
      "unitRef": "usdPerShare",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "3",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfDividendsPaidAndProposedExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R170": {
     "role": "http://www.shell.com/role/DividendsNarrativeDetails",
     "longName": "9955636 - Disclosure - Dividends - Narrative (Details)",
     "shortName": "Dividends - Narrative (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "170",
     "firstAnchor": {
      "contextRef": "c-1612",
      "name": "ifrs-full:DividendsProposedOrDeclaredBeforeFinancialStatementsAuthorisedForIssueButNotRecognisedAsDistributionToOwnersPerShare",
      "unitRef": "usdPerShare",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "3",
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1612",
      "name": "ifrs-full:DividendsProposedOrDeclaredBeforeFinancialStatementsAuthorisedForIssueButNotRecognisedAsDistributionToOwnersPerShare",
      "unitRef": "usdPerShare",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "3",
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R171": {
     "role": "http://www.shell.com/role/EarningspershareScheduleofEarningsPerShareDetails",
     "longName": "9955637 - Disclosure - Earnings per share - Schedule of Earnings Per Share (Details)",
     "shortName": "Earnings per share - Schedule of Earnings Per Share (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "171",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:ProfitLossAttributableToOwnersOfParent",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ifrs-full:EarningsPerShareExplanatory",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:WeightedAverageShares",
      "unitRef": "shares",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-5",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ifrs-full:EarningsPerShareExplanatory",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R172": {
     "role": "http://www.shell.com/role/LegalproceedingsandcontingenciesDetails",
     "longName": "9955638 - Disclosure - Legal proceedings and contingencies (Details)",
     "shortName": "Legal proceedings and contingencies (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "172",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "shel:DecommissioningTerm",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1615",
      "name": "ifrs-full:ProportionOfOwnershipInterestInJointVenture",
      "unitRef": "number",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "2",
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R173": {
     "role": "http://www.shell.com/role/EmployeesSummaryofEmployeeCostsDetails",
     "longName": "9955639 - Disclosure - Employees - Summary of Employee Costs (Details)",
     "shortName": "Employees - Summary of Employee Costs (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "173",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:WagesAndSalaries",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfDetailedInformationAboutEmploymentCostsExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:WagesAndSalaries",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfDetailedInformationAboutEmploymentCostsExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R174": {
     "role": "http://www.shell.com/role/EmployeesSummaryofAverageEmployeeNumbersDetails",
     "longName": "9955640 - Disclosure - Employees - Summary of Average Employee Numbers (Details)",
     "shortName": "Employees - Summary of Average Employee Numbers (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "174",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:AverageNumberOfEmployees",
      "unitRef": "employee",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-3",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfAverageNumberOfEmployeesTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:AverageNumberOfEmployees",
      "unitRef": "employee",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-3",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfAverageNumberOfEmployeesTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R175": {
     "role": "http://www.shell.com/role/DirectorsandseniormanagementSummaryofRemunerationofDirectorsoftheCompanyDetails",
     "longName": "9955641 - Disclosure - Directors and senior management - Summary of Remuneration of Directors of the Company (Details)",
     "shortName": "Directors and senior management - Summary of Remuneration of Directors of the Company (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "175",
     "firstAnchor": {
      "contextRef": "c-1625",
      "name": "ifrs-full:KeyManagementPersonnelCompensation",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfDirectorsRemunerationExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1625",
      "name": "ifrs-full:KeyManagementPersonnelCompensation",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfDirectorsRemunerationExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R176": {
     "role": "http://www.shell.com/role/DirectorsandseniormanagementSummaryofDirectorsandSeniorManagementExpenseDetails",
     "longName": "9955643 - Disclosure - Directors and senior management - Summary of Directors and Senior Management Expense (Details)",
     "shortName": "Directors and senior management - Summary of Directors and Senior Management Expense (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "176",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "ifrs-full:ExpenseFromSharebasedPaymentTransactionsWithEmployees",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfDetailedInformationAboutEmploymentCostsExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1628",
      "name": "ifrs-full:ShorttermEmployeeBenefitsExpense",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "shel:DisclosureOfDirectorsAndSeniorManagementExpenseExplanatoryTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "unique": true
     }
    },
    "R177": {
     "role": "http://www.shell.com/role/AuditorsremunerationSummaryofAuditorsRemunerationDetails",
     "longName": "9955644 - Disclosure - Auditor's remuneration - Summary of Auditor's Remuneration (Details)",
     "shortName": "Auditor's remuneration - Summary of Auditor's Remuneration (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "177",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "shel:AuditorsRemunerationForAuditOfConsolidatedAndParentCompany",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "shel:DisclosureOfDetailedInformationAboutAuditorsRemunerationExplanatoryTableTextBlock",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "shel:AuditorsRemunerationForAuditOfConsolidatedAndParentCompany",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "shel:DisclosureOfDetailedInformationAboutAuditorsRemunerationExplanatoryTableTextBlock",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R178": {
     "role": "http://www.shell.com/role/AuditorsremunerationNarrativeDetails",
     "longName": "9955645 - Disclosure - Auditor's remuneration - Narrative (Details)",
     "shortName": "Auditor's remuneration - Narrative (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "178",
     "firstAnchor": {
      "contextRef": "c-1",
      "name": "shel:AuditorsRemunerationForRetirementBenefitPlansForEmployeesOfSubsidiaries",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "ix:continuation",
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1",
      "name": "shel:AuditorsRemunerationForRetirementBenefitPlansForEmployeesOfSubsidiaries",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-6",
      "ancestors": [
       "ix:continuation",
       "span",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    },
    "R179": {
     "role": "http://www.shell.com/role/PostbalancesheeteventsDetails",
     "longName": "9955646 - Disclosure - Post-balance sheet events (Details)",
     "shortName": "Post-balance sheet events (Details)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "179",
     "firstAnchor": {
      "contextRef": "c-1631",
      "name": "srt:StockRepurchaseProgramAuthorizedAmount1",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-8",
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "c-1631",
      "name": "srt:StockRepurchaseProgramAuthorizedAmount1",
      "unitRef": "usd",
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": "-8",
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "shel-20251231.htm",
      "first": true,
      "unique": true
     }
    }
   },
   "tag": {
    "shel_A2.375GuaranteedNotesDue202929AMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "A2.375GuaranteedNotesDue202929AMember",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "2.375% Guaranteed Notes due 2029",
        "label": "2.375% Guaranteed Notes Due 2029 29A [Member]",
        "documentation": "2.375% Guaranteed Notes Due 2029 29A"
       }
      }
     },
     "auth_ref": []
    },
    "shel_A2.75GuaranteedNotesDue203030AMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "A2.75GuaranteedNotesDue203030AMember",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "2.750% Guaranteed Notes due 2030",
        "label": "2.75% Guaranteed Notes Due 2030 30A [Member]",
        "documentation": "2.75% Guaranteed Notes Due 2030 30A"
       }
      }
     },
     "auth_ref": []
    },
    "shel_A2375GuaranteedNotesDue2029Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "A2375GuaranteedNotesDue2029Member",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "2.375% Guaranteed Notes due 2029",
        "label": "2.375% Guaranteed Notes Due 2029 [Member]",
        "documentation": "2.375% Guaranteed Notes Due 2029"
       }
      }
     },
     "auth_ref": []
    },
    "shel_A25GuaranteedNotesDue2026Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "A25GuaranteedNotesDue2026Member",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "2.5% Guaranteed Notes due 2026",
        "label": "2.5% Guaranteed Notes Due 2026 [Member]",
        "documentation": "2.5% Guaranteed Notes Due 2026"
       }
      }
     },
     "auth_ref": []
    },
    "shel_A275GuaranteedNotesDue2030Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "A275GuaranteedNotesDue2030Member",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "2.75% Guaranteed Notes due 2030",
        "label": "2.75% Guaranteed Notes Due 2030 [Member]",
        "documentation": "2.75% Guaranteed Notes Due 2030"
       }
      }
     },
     "auth_ref": []
    },
    "shel_A2875GuaranteedNotesDue2026Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "A2875GuaranteedNotesDue2026Member",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "2.875% Guaranteed Notes due 2026",
        "label": "2.875% Guaranteed Notes Due 2026 [Member]",
        "documentation": "2.875% Guaranteed Notes Due 2026"
       }
      }
     },
     "auth_ref": []
    },
    "shel_A2875GuaranteedNotesDue2041Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "A2875GuaranteedNotesDue2041Member",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "2.875% Guaranteed Notes due 2041",
        "label": "2.875% Guaranteed Notes Due 2041 [Member]",
        "documentation": "2.875% Guaranteed Notes Due 2041"
       }
      }
     },
     "auth_ref": []
    },
    "shel_A2DegreesCelsiusExternalClimateChangeMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "A2DegreesCelsiusExternalClimateChangeMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "-2 Degrees Celsius External Climate Change",
        "label": "-2 Degrees Celsius External Climate Change [Member]",
        "documentation": "-2 Degrees Celsius External Climate Change"
       }
      }
     },
     "auth_ref": []
    },
    "shel_A3.250GuaranteedNotesDue205050AMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "A3.250GuaranteedNotesDue205050AMember",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "3.250% Guaranteed Notes due 2050",
        "label": "3.250% Guaranteed Notes Due 2050 50A [Member]",
        "documentation": "3.250% Guaranteed Notes Due 2050 50A"
       }
      }
     },
     "auth_ref": []
    },
    "shel_A3.750GuaranteedNotesDue204646CMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "A3.750GuaranteedNotesDue204646CMember",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "3.750% Guaranteed Notes due 2046",
        "label": "3.750% Guaranteed Notes Due 2046 46C [Member]",
        "documentation": "3.750% Guaranteed Notes Due 2046 46C"
       }
      }
     },
     "auth_ref": []
    },
    "shel_A300GuaranteedNotesDue2051Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "A300GuaranteedNotesDue2051Member",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "3.00% Guaranteed Notes due 2051",
        "label": "3.00% Guaranteed Notes Due 2051 [Member]",
        "documentation": "3.00% Guaranteed Notes Due 2051"
       }
      }
     },
     "auth_ref": []
    },
    "shel_A3125GuaranteedNotesDue2049Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "A3125GuaranteedNotesDue2049Member",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "3.125% Guaranteed Notes due 2049",
        "label": "3.125% Guaranteed Notes Due 2049 [Member]",
        "documentation": "3.125% Guaranteed Notes Due 2049"
       }
      }
     },
     "auth_ref": []
    },
    "shel_A325GuaranteedNotesDue2050Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "A325GuaranteedNotesDue2050Member",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "3.25% Guaranteed Notes due 2050",
        "label": "3.25% Guaranteed Notes Due 2050 [Member]",
        "documentation": "3.25% Guaranteed Notes Due 2050"
       }
      }
     },
     "auth_ref": []
    },
    "shel_A3625GuaranteedNotesDue2042Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "A3625GuaranteedNotesDue2042Member",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "3.625% Guaranteed Notes due 2042",
        "label": "3.625% Guaranteed Notes Due 2042 [Member]",
        "documentation": "3.625% Guaranteed Notes Due 2042"
       }
      }
     },
     "auth_ref": []
    },
    "shel_A375GuaranteedNotesDue2046Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "A375GuaranteedNotesDue2046Member",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "3.75% Guaranteed Notes due 2046",
        "label": "3.75% Guaranteed Notes Due 2046 [Member]",
        "documentation": "3.75% Guaranteed Notes Due 2046"
       }
      }
     },
     "auth_ref": []
    },
    "shel_A3875GuaranteedNotesDue2028Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "A3875GuaranteedNotesDue2028Member",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "3.875% Guaranteed Notes due 2028",
        "label": "3.875% Guaranteed Notes Due 2028 [Member]",
        "documentation": "3.875% Guaranteed Notes Due 2028"
       }
      }
     },
     "auth_ref": []
    },
    "shel_A4.000GuaranteedNotesDue204646BMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "A4.000GuaranteedNotesDue204646BMember",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "4.000% Guaranteed Notes due 2046",
        "label": "4.000% Guaranteed Notes Due 2046 46B [Member]",
        "documentation": "4.000% Guaranteed Notes Due 2046 46B"
       }
      }
     },
     "auth_ref": []
    },
    "shel_A4.00GuaranteedNotesDue204646AMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "A4.00GuaranteedNotesDue204646AMember",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "4.00% Guaranteed Notes due 2046",
        "label": "4.00% Guaranteed Notes Due 2046 46A [Member]",
        "documentation": "4.00% Guaranteed Notes Due 2046 46A"
       }
      }
     },
     "auth_ref": []
    },
    "shel_A4.125GuaranteedNotesDue2030Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "A4.125GuaranteedNotesDue2030Member",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "4.125% Guaranteed Notes due 2030",
        "label": "4.125% Guaranteed Notes due 2030 [Member]",
        "documentation": "4.125% Guaranteed Notes due 2030"
       }
      }
     },
     "auth_ref": []
    },
    "shel_A4.125GuaranteedNotesDue203535AMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "A4.125GuaranteedNotesDue203535AMember",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "4.125% Guaranteed Notes due 2035",
        "label": "4.125% Guaranteed Notes Due 2035 35A [Member]",
        "documentation": "4.125% Guaranteed Notes Due 2035 35A"
       }
      }
     },
     "auth_ref": []
    },
    "shel_A4.375GuaranteedNotesDue204545AMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "A4.375GuaranteedNotesDue204545AMember",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "4.375% Guaranteed Notes due 2045",
        "label": "4.375% Guaranteed Notes Due 2045 45A [Member]",
        "documentation": "4.375% Guaranteed Notes Due 2045 45A"
       }
      }
     },
     "auth_ref": []
    },
    "shel_A4.375GuaranteedNotesDue2045Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "A4.375GuaranteedNotesDue2045Member",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "4.375% Guaranteed Notes due 2045",
        "label": "4.375% Guaranteed Notes Due 2045 [Member]",
        "documentation": "4.375% Guaranteed Notes Due 2045"
       }
      }
     },
     "auth_ref": []
    },
    "shel_A4.550GuaranteedNotesDue204343AMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "A4.550GuaranteedNotesDue204343AMember",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "4.550% Guaranteed Notes due 2043",
        "label": "4.550% Guaranteed Notes Due 2043 43A [Member]",
        "documentation": "4.550% Guaranteed Notes Due 2043 43A"
       }
      }
     },
     "auth_ref": []
    },
    "shel_A4.750GuaranteedNotesDue2036Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "A4.750GuaranteedNotesDue2036Member",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "4.750% Guaranteed Notes due 2036",
        "label": "4.750% Guaranteed Notes due 2036 [Member]",
        "documentation": "4.750% Guaranteed Notes due 2036"
       }
      }
     },
     "auth_ref": []
    },
    "shel_A4125GuaranteedNotesDue2035Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "A4125GuaranteedNotesDue2035Member",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "4.125% Guaranteed Notes due 2035",
        "label": "4.125% Guaranteed Notes Due 2035 [Member]",
        "documentation": "4.125% Guaranteed Notes Due 2035"
       }
      }
     },
     "auth_ref": []
    },
    "shel_A455GuaranteedNotesDue2043Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "A455GuaranteedNotesDue2043Member",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "4.55% Guaranteed Notes due 2043",
        "label": "4.55% Guaranteed Notes Due 2043 [Member]",
        "documentation": "4.55% Guaranteed Notes Due 2043"
       }
      }
     },
     "auth_ref": []
    },
    "shel_A55GuaranteedNotesDue2040Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "A55GuaranteedNotesDue2040Member",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "5.5% Guaranteed Notes due 2040",
        "label": "5.5% Guaranteed Notes Due 2040 [Member]",
        "documentation": "5.5% Guaranteed Notes Due 2040"
       }
      }
     },
     "auth_ref": []
    },
    "shel_A6375GuaranteedNotesDue2038Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "A6375GuaranteedNotesDue2038Member",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "6.375% Guaranteed Notes due 2038",
        "label": "6.375% Guaranteed Notes Due 2038 [Member]",
        "documentation": "6.375% Guaranteed Notes Due 2038"
       }
      }
     },
     "auth_ref": []
    },
    "shel_AClassAmericanDepositarySharesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "AClassAmericanDepositarySharesMember",
     "presentation": [
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustNarrativeDetails",
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustScheduleofShareAwardsUnderthePSPandLTIPDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Number of ADSs (million)",
        "label": "A Class American Depositary Shares [Member]",
        "documentation": "A Class American Depositary Shares."
       }
      }
     },
     "auth_ref": []
    },
    "country_AU": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/country/2025",
     "localname": "AU",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarbonpriceperregionDetails",
      "http://www.shell.com/role/TaxationExpectedexpirationoftaxlossesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Australia",
        "label": "AUSTRALIA"
       }
      }
     },
     "auth_ref": []
    },
    "currency_AUD": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/currency/2025",
     "localname": "AUD",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsSummaryof10AppreciationAgainsttheDollarofMainCurrenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Australian dollar",
        "label": "Australia, Dollars"
       }
      }
     },
     "auth_ref": []
    },
    "shel_AccountingPoliciesChangesInAccountingEstimatesAndErrorsAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "AccountingPoliciesChangesInAccountingEstimatesAndErrorsAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounting Policies, Changes In Accounting Estimates And Errors [Abstract]",
        "documentation": "Accounting Policies, Changes In Accounting Estimates And Errors [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "shel_AccrualsAndDeferredIncomeClassifiedAsCurrent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "AccrualsAndDeferredIncomeClassifiedAsCurrent",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/TradeandotherpayablesSummaryofDetailedInformationAboutTradeandOtherPayablesDetails": {
       "parentTag": "ifrs-full_TradeAndOtherCurrentPayables",
       "weight": 1.0,
       "order": 5.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/TradeandotherpayablesSummaryofDetailedInformationAboutTradeandOtherPayablesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Accruals and deferred income, current",
        "label": "Accruals and deferred income classified as current",
        "documentation": "The amount of accruals and deferred income classified as current. [Refer: Accruals and deferred income]"
       }
      }
     },
     "auth_ref": []
    },
    "shel_AccrualsAndDeferredIncomeClassifiedAsNoncurrent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "AccrualsAndDeferredIncomeClassifiedAsNoncurrent",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/TradeandotherpayablesSummaryofDetailedInformationAboutTradeandOtherPayablesDetails": {
       "parentTag": "ifrs-full_NoncurrentPayables",
       "weight": 1.0,
       "order": 5.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/TradeandotherpayablesSummaryofDetailedInformationAboutTradeandOtherPayablesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Accruals and deferred income, non-current",
        "label": "Accruals and deferred income classified as non-current",
        "documentation": "The amount of accruals and deferred income classified as non-current. [Refer: Accruals and deferred income]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_AccumulatedDepreciationAmortisationAndImpairmentMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "AccumulatedDepreciationAmortisationAndImpairmentMember",
     "presentation": [
      "http://www.shell.com/role/GoodwillandotherintangibleassetsSummaryofIntangibleAssetsandGoodwillDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsImpairmentsummaryDetails",
      "http://www.shell.com/role/LeasesSummaryofRightofuseAssetsDetails",
      "http://www.shell.com/role/PropertyplantandequipmentSummaryofPropertyPlantandEquipmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Depreciation, depletion and amortisation, including impairments",
        "label": "Accumulated depreciation, amortisation and impairment [member]"
       }
      }
     },
     "auth_ref": [
      "r15",
      "r24",
      "r98",
      "r112",
      "r115",
      "r362",
      "r400",
      "r408",
      "r411"
     ]
    },
    "ifrs-full_AccumulatedImpairmentMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "AccumulatedImpairmentMember",
     "presentation": [
      "http://www.shell.com/role/TradeandotherreceivablesNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Allowance for credit losses",
        "label": "Accumulated impairment [member]"
       }
      }
     },
     "auth_ref": [
      "r210",
      "r240",
      "r450",
      "r577",
      "r735",
      "r751",
      "r757",
      "r758"
     ]
    },
    "ifrs-full_AccumulatedOtherComprehensiveIncome": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "AccumulatedOtherComprehensiveIncome",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/OtherreservesSummaryofAccumulatedOtherComprehensiveIncomeAttributabletoRoyalDutchShellplcShareholdersDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "periodStartLabel": "Beginning balance",
        "periodEndLabel": "Ending balance",
        "label": "Accumulated other comprehensive income"
       }
      }
     },
     "auth_ref": [
      "r784"
     ]
    },
    "shel_AccumulatedOtherComprehensiveIncomeAttributableToOwnersOfParent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "AccumulatedOtherComprehensiveIncomeAttributableToOwnersOfParent",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/OtherreservesSummaryofAccumulatedOtherComprehensiveIncomeAttributabletoRoyalDutchShellplcShareholdersDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/OtherreservesSummaryofAccumulatedOtherComprehensiveIncomeAttributabletoRoyalDutchShellplcShareholdersDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Attributable to Shell plc shareholders",
        "label": "Accumulated Other Comprehensive Income Attributable To Owners Of Parent",
        "documentation": "Accumulated other comprehensive income, attributable to owners of parent."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_AccumulatedOtherComprehensiveIncomeMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "AccumulatedOtherComprehensiveIncomeMember",
     "presentation": [
      "http://www.shell.com/role/OtherreservesSummaryofAccumulatedOtherComprehensiveIncomeAttributabletoRoyalDutchShellplcShareholdersDetails",
      "http://www.shell.com/role/OtherreservesSummaryofOtherReservesAttributabletoRoyalDutchShellplcShareholdersDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Accumulated other comprehensive income",
        "verboseLabel": "Total",
        "label": "Accumulated other comprehensive income [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for accumulated other comprehensive income. [Refer: Other comprehensive income]"
       }
      }
     },
     "auth_ref": [
      "r780"
     ]
    },
    "shel_AccumulatedOtherComprehensiveIncomeReclassifiedToIncome": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "AccumulatedOtherComprehensiveIncomeReclassifiedToIncome",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/OtherreservesSummaryofAccumulatedOtherComprehensiveIncomeAttributabletoRoyalDutchShellplcShareholdersDetails": {
       "parentTag": "shel_OtherComprehensiveIncomeBeforeShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodNetOfTax",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/OtherreservesSummaryofAccumulatedOtherComprehensiveIncomeAttributabletoRoyalDutchShellplcShareholdersDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Reclassified to income",
        "label": "Accumulated Other Comprehensive Income Reclassified To Income",
        "documentation": "Accumulated other comprehensive income reclassified to income."
       }
      }
     },
     "auth_ref": []
    },
    "shel_AccumulatedOtherComprehensiveIncomeReclassifiedToRetainedEarnings": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "AccumulatedOtherComprehensiveIncomeReclassifiedToRetainedEarnings",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/OtherreservesSummaryofAccumulatedOtherComprehensiveIncomeAttributabletoRoyalDutchShellplcShareholdersDetails": {
       "parentTag": "shel_OtherComprehensiveIncomeBeforeShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodNetOfTax",
       "weight": 1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/OtherreservesSummaryofAccumulatedOtherComprehensiveIncomeAttributabletoRoyalDutchShellplcShareholdersDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Reclassified to retained earnings",
        "label": "Accumulated Other Comprehensive Income Reclassified To Retained Earnings",
        "documentation": "Accumulated other comprehensive income reclassified to retained earnings."
       }
      }
     },
     "auth_ref": []
    },
    "shel_AccumulatedOtherComprehensiveIncomeReclassifiedToTheBalanceSheet": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "AccumulatedOtherComprehensiveIncomeReclassifiedToTheBalanceSheet",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/OtherreservesSummaryofAccumulatedOtherComprehensiveIncomeAttributabletoRoyalDutchShellplcShareholdersDetails": {
       "parentTag": "shel_OtherComprehensiveIncomeBeforeShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodNetOfTax",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/OtherreservesSummaryofAccumulatedOtherComprehensiveIncomeAttributabletoRoyalDutchShellplcShareholdersDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Reclassified to the balance sheet",
        "label": "Accumulated Other Comprehensive Income Reclassified To The Balance Sheet",
        "documentation": "Accumulated other comprehensive income reclassified to the balance Sheet."
       }
      }
     },
     "auth_ref": []
    },
    "shel_AccumulatedOtherComprehensiveIncomeRecognised": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "AccumulatedOtherComprehensiveIncomeRecognised",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/OtherreservesSummaryofAccumulatedOtherComprehensiveIncomeAttributabletoRoyalDutchShellplcShareholdersDetails": {
       "parentTag": "shel_OtherComprehensiveIncomeBeforeShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodNetOfTax",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/OtherreservesSummaryofAccumulatedOtherComprehensiveIncomeAttributabletoRoyalDutchShellplcShareholdersDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Recognised in other comprehensive income",
        "label": "Accumulated Other Comprehensive Income Recognised",
        "documentation": "Accumulated other comprehensive income recognised."
       }
      }
     },
     "auth_ref": []
    },
    "shel_AccumulatedOtherComprehensiveIncomeTaxOnAmountsRecognisedOrReclassified": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "AccumulatedOtherComprehensiveIncomeTaxOnAmountsRecognisedOrReclassified",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/OtherreservesSummaryofAccumulatedOtherComprehensiveIncomeAttributabletoRoyalDutchShellplcShareholdersDetails": {
       "parentTag": "shel_OtherComprehensiveIncomeBeforeShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodNetOfTax",
       "weight": 1.0,
       "order": 5.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/OtherreservesSummaryofAccumulatedOtherComprehensiveIncomeAttributabletoRoyalDutchShellplcShareholdersDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Tax on amounts recognised/reclassified",
        "label": "Accumulated Other Comprehensive Income Tax On Amounts Recognised Or Reclassified",
        "documentation": "Accumulated other comprehensive income tax on amounts recognised or reclassified."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_AcquisitionsThroughBusinessCombinationsIntangibleAssetsAndGoodwill": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "AcquisitionsThroughBusinessCombinationsIntangibleAssetsAndGoodwill",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/EmissionsschemesandrelatedenvironmentalprogrammesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Additions",
        "label": "Acquisitions through business combinations, intangible assets and goodwill"
       }
      },
      "en": {
       "role": {
        "documentation": "The increase in intangible assets and goodwill resulting from acquisitions through business combinations. [Refer: Total for all business combinations [member]; Intangible assets and goodwill]"
       }
      }
     },
     "auth_ref": [
      "r752"
     ]
    },
    "ifrs-full_AcquisitionsThroughBusinessCombinationsIntangibleAssetsOtherThanGoodwill": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "AcquisitionsThroughBusinessCombinationsIntangibleAssetsOtherThanGoodwill",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/GoodwillandotherintangibleassetsSummaryofIntangibleAssetsandGoodwillDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Additions",
        "label": "Acquisitions through business combinations, intangible assets other than goodwill"
       }
      },
      "en": {
       "role": {
        "documentation": "The increase in intangible assets other than goodwill resulting from acquisitions through business combinations. [Refer: Total for all business combinations [member]; Intangible assets other than goodwill]"
       }
      }
     },
     "auth_ref": [
      "r99",
      "r401"
     ]
    },
    "shel_ActuarialAssumptionOfDiscountRateForHealthCarePlansMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ActuarialAssumptionOfDiscountRateForHealthCarePlansMember",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofAssumptionsforSensitivityAnalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Discount rate for health-care plans",
        "label": "Actuarial Assumption Of Discount Rate For Health Care Plans [Member]",
        "documentation": "Actuarial Assumption Of Discount Rate For Health care Plans."
       }
      }
     },
     "auth_ref": []
    },
    "shel_ActuarialAssumptionOfDiscountRateForPensionPlansMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ActuarialAssumptionOfDiscountRateForPensionPlansMember",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofAssumptionsforSensitivityAnalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Discount rate for pension plans",
        "label": "Actuarial Assumption Of DiscountRate For Pension Plans [Member]",
        "documentation": "Actuarial Assumption Of Discount Rate For Pension Plans."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_ActuarialAssumptionOfDiscountRatesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ActuarialAssumptionOfDiscountRatesMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Actuarial assumption of discount rates",
        "label": "Actuarial assumption of discount rates [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for the discount rates used as actuarial assumptions. [Refer: Actuarial assumptions [domain]]"
       }
      }
     },
     "auth_ref": [
      "r742"
     ]
    },
    "ifrs-full_ActuarialAssumptionOfExpectedRatesOfInflation": {
     "xbrltype": "percentItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ActuarialAssumptionOfExpectedRatesOfInflation",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofAssumptionsforSensitivityAnalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Weighted average inflation rate used in the calculation of the defined benefit obligation",
        "label": "Actuarial assumption of expected rates of inflation"
       }
      },
      "en": {
       "role": {
        "documentation": "The expected rate of inflation that is used as a significant actuarial assumption to determine the present value of a defined benefit obligation. [Refer: Defined benefit plans [domain]; Defined benefit obligation, at present value; Actuarial assumptions [domain]]"
       }
      }
     },
     "auth_ref": [
      "r741"
     ]
    },
    "ifrs-full_ActuarialAssumptionOfExpectedRatesOfInflationMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ActuarialAssumptionOfExpectedRatesOfInflationMember",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofAssumptionsforSensitivityAnalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Inflation rate for defined benefit obligation",
        "label": "Actuarial assumption of expected rates of inflation [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for the expected rates of inflation used as actuarial assumptions. [Refer: Actuarial assumptions [domain]]"
       }
      }
     },
     "auth_ref": [
      "r742"
     ]
    },
    "shel_ActuarialAssumptionOfRateOfIncreaseInHealthcareCostsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ActuarialAssumptionOfRateOfIncreaseInHealthcareCostsMember",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofAssumptionsforSensitivityAnalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Rate of increase in health-care costs",
        "label": "Actuarial Assumption Of Rate Of Increase In Healthcare Costs [Member]",
        "documentation": "Actuarial Assumption Of Rate Of Increase In Healthcare Costs."
       }
      }
     },
     "auth_ref": []
    },
    "shel_ActuarialAssumptionOfRateOfIncreaseInPensionableRemunerationMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ActuarialAssumptionOfRateOfIncreaseInPensionableRemunerationMember",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofAssumptionsforSensitivityAnalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Rate of increase in pensionable remuneration",
        "label": "Actuarial Assumption Of Rate Of Increase In Pensionable Remuneration [Member]",
        "documentation": "Actuarial Assumption Of Rate Of Increase In Pensionable Remuneration."
       }
      }
     },
     "auth_ref": []
    },
    "shel_ActuarialAssumptionOfRateOfIncreaseInPensionsInPaymentMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ActuarialAssumptionOfRateOfIncreaseInPensionsInPaymentMember",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofAssumptionsforSensitivityAnalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Rate of increase in pensions in payment",
        "label": "Actuarial Assumption Of Rate Of Increase In Pensions In Payment [Member]",
        "documentation": "Actuarial Assumption Of Rate Of Increase In Pensions In Payment [member]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_ActuarialAssumptionsAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ActuarialAssumptionsAxis",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details",
      "http://www.shell.com/role/RetirementbenefitsSummaryofAssumptionsforSensitivityAnalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Actuarial assumptions [axis]",
        "label": "Actuarial assumptions [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r44"
     ]
    },
    "ifrs-full_ActuarialAssumptionsDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ActuarialAssumptionsDomain",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details",
      "http://www.shell.com/role/RetirementbenefitsSummaryofAssumptionsforSensitivityAnalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Actuarial assumptions [domain]",
        "label": "Actuarial assumptions [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for all actuarial assumptions. Actuarial assumptions are the entity\u2019s unbiased and mutually compatible best estimates of the demographic and financial variables that will determine the ultimate cost of providing post-employment benefits. It also represents the standard value for the 'Actuarial assumptions' axis if no other member is used."
       }
      }
     },
     "auth_ref": [
      "r44"
     ]
    },
    "shel_ActuarialFundingValuationFrequency": {
     "xbrltype": "durationItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ActuarialFundingValuationFrequency",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Actuarial funding valuation, frequency",
        "label": "Actuarial Funding Valuation, Frequency",
        "documentation": "Actuarial Funding Valuation, Frequency"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ActuarialFundingValuationFundingRatio": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ActuarialFundingValuationFundingRatio",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Actuarial funding valuation, funding ratio",
        "label": "Actuarial Funding Valuation, Funding Ratio",
        "documentation": "Actuarial Funding Valuation, Funding Ratio"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_ActuarialGainsLossesArisingFromChangesInDemographicAssumptionsNetDefinedBenefitLiabilityAsset": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ActuarialGainsLossesArisingFromChangesInDemographicAssumptionsNetDefinedBenefitLiabilityAsset",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/RetirementbenefitsSummaryofRemeasurementsDetails": {
       "parentTag": "shel_ActuarialGainsLossesNetDefinedBenefitLiabilityAsset",
       "weight": -1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofRemeasurementsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Due to changes in demographic assumptions",
        "label": "Decrease (increase) in net defined benefit liability (asset) resulting from actuarial gains (losses) arising from changes in demographic assumptions"
       }
      },
      "en": {
       "role": {
        "documentation": "The decrease (increase) in a net defined benefit liability (asset) resulting from actuarial gains (losses) arising from changes in demographic assumptions that result in remeasurements of the net defined benefit liability (asset). Demographic assumptions deal with matters such as: (a) mortality; (b) rates of employee turnover, disability and early retirement; (c) the proportion of plan members with dependants who will be eligible for benefits; (d) the proportion of plan members who will select each form of payment option available under the plan terms; and (e) claim rates under medical plans. [Refer: Net defined benefit liability (asset)]"
       }
      }
     },
     "auth_ref": [
      "r35"
     ]
    },
    "ifrs-full_ActuarialGainsLossesArisingFromChangesInFinancialAssumptionsNetDefinedBenefitLiabilityAsset": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ActuarialGainsLossesArisingFromChangesInFinancialAssumptionsNetDefinedBenefitLiabilityAsset",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/RetirementbenefitsSummaryofRemeasurementsDetails": {
       "parentTag": "shel_ActuarialGainsLossesNetDefinedBenefitLiabilityAsset",
       "weight": -1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofRemeasurementsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Due to changes in financial assumptions",
        "label": "Decrease (increase) in net defined benefit liability (asset) resulting from actuarial gains (losses) arising from changes in financial assumptions"
       }
      },
      "en": {
       "role": {
        "documentation": "The decrease (increase) in a net defined benefit liability (asset) resulting from actuarial gains (losses) arising from changes in financial assumptions that result in remeasurements of the net defined benefit liability (asset). Financial assumptions deal with items such as: (a) the discount rate; (b) benefit levels, excluding any cost of the benefits to be met by employees, and future salary; (c) in the case of medical benefits, future medical costs, including claim handling costs (ie the costs that will be incurred in processing and resolving claims, including legal and adjuster's fees); and (d) taxes payable by the plan on contributions relating to service before the reporting date or on benefits resulting from that service. [Refer: Net defined benefit liability (asset)]"
       }
      }
     },
     "auth_ref": [
      "r36"
     ]
    },
    "ifrs-full_ActuarialGainsLossesArisingFromExperienceAdjustmentsNetDefinedBenefitLiabilityAsset": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ActuarialGainsLossesArisingFromExperienceAdjustmentsNetDefinedBenefitLiabilityAsset",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/RetirementbenefitsSummaryofRemeasurementsDetails": {
       "parentTag": "shel_ActuarialGainsLossesNetDefinedBenefitLiabilityAsset",
       "weight": -1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofRemeasurementsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Due to experience adjustments",
        "label": "Decrease (increase) in net defined benefit liability (asset) resulting from actuarial gains (losses) arising from experience adjustments"
       }
      },
      "en": {
       "role": {
        "documentation": "The decrease (increase) in a net defined benefit liability (asset) resulting from actuarial gains (losses) arising from experience adjustments that result in remeasurements of the net defined benefit liability (asset). Experience adjustments deal with the effects of differences between the previous actuarial assumptions and what has actually occurred. [Refer: Net defined benefit liability (asset)]"
       }
      }
     },
     "auth_ref": [
      "r739"
     ]
    },
    "shel_ActuarialGainsLossesNetDefinedBenefitLiabilityAsset": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ActuarialGainsLossesNetDefinedBenefitLiabilityAsset",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/RetirementbenefitsSummaryofRemeasurementsDetails": {
       "parentTag": "ifrs-full_GainLossOnRemeasurementOfNetDefinedBenefitLiabilityAsset",
       "weight": -1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanObligationsDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofRemeasurementsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Total",
        "negatedLabel": "Actuarial (gains) losses",
        "label": "Actuarial Gains (Losses), Net Defined Benefit Liability (Asset)",
        "documentation": "Actuarial Gains (Losses), Net Defined Benefit Liability (Asset)"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_Additional402vDisclosureTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "Additional402vDisclosureTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Additional 402(v) Disclosure [Text Block]",
        "terseLabel": "Additional 402(v) Disclosure"
       }
      }
     },
     "auth_ref": [
      "r668"
     ]
    },
    "shel_AdditionalPayables": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "AdditionalPayables",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/EmissionsschemesandrelatedenvironmentalprogrammesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedLabel": "Additions",
        "label": "Additional Payables",
        "documentation": "Additional Payables"
       }
      }
     },
     "auth_ref": []
    },
    "shel_AdditionalProvisionsDecommissioningRestorationAndOtherProvisions": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "AdditionalProvisionsDecommissioningRestorationAndOtherProvisions",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/DecommissioningandotherprovisionsSummaryofDecommissioningandOtherProvisionsDetails": {
       "parentTag": "shel_ChangesInDecommissioningRestorationAndOtherProvisions",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/DecommissioningandotherprovisionsSummaryofDecommissioningandOtherProvisionsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Additions",
        "label": "Additional Provisions Decommissioning Restoration And Other Provisions",
        "documentation": "Additional Provisions Decommissioning Restoration And Other Provisions"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_AdditionalRecognitionGoodwill": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "AdditionalRecognitionGoodwill",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/GoodwillandotherintangibleassetsNarrativeDetails",
      "http://www.shell.com/role/GoodwillandotherintangibleassetsSummaryofIntangibleAssetsandGoodwillDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Additions",
        "label": "Additional recognition, goodwill"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of additional goodwill recognised, except goodwill included in a disposal group that, on acquisition, meets the criteria to be classified as held for sale in accordance with IFRS 5. [Refer: Goodwill; Disposal groups classified as held for sale [member]]"
       }
      }
     },
     "auth_ref": [
      "r206",
      "r421"
     ]
    },
    "ifrs-full_AdditionsOtherThanThroughBusinessCombinationsPropertyPlantAndEquipment": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "AdditionsOtherThanThroughBusinessCombinationsPropertyPlantAndEquipment",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/PropertyplantandequipmentSummaryofPropertyPlantandEquipmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Additions",
        "label": "Additions other than through business combinations, property, plant and equipment"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of additions to property, plant and equipment other than those acquired through business combinations. [Refer: Total for all business combinations [member]; Property, plant and equipment]"
       }
      }
     },
     "auth_ref": [
      "r16",
      "r363"
     ]
    },
    "ifrs-full_AdditionsOtherThanThroughBusinessCombinationsRightofuseAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "AdditionsOtherThanThroughBusinessCombinationsRightofuseAssets",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/LeasesSummaryofRightofuseAssetsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Additions",
        "label": "Additions other than through business combinations, right-of-use assets"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of additions to right-of-use assets other than those acquired through business combinations. [Refer: Total for all business combinations [member]; Right-of-use assets]"
       }
      }
     },
     "auth_ref": [
      "r736"
     ]
    },
    "dei_AddressTypeDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "AddressTypeDomain",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Address Type [Domain]",
        "label": "Address Type [Domain]",
        "documentation": "An entity may have several addresses for different purposes and this domain represents all such types."
       }
      }
     },
     "auth_ref": []
    },
    "ecd_AdjToCompAmt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "AdjToCompAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Adjustment to Compensation Amount",
        "terseLabel": "Adjustment to Compensation, Amount"
       }
      }
     },
     "auth_ref": [
      "r681"
     ]
    },
    "ecd_AdjToCompAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "AdjToCompAxis",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Adjustment to Compensation [Axis]",
        "terseLabel": "Adjustment to Compensation:"
       }
      }
     },
     "auth_ref": [
      "r681"
     ]
    },
    "ecd_AdjToNonPeoNeoCompFnTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "AdjToNonPeoNeoCompFnTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Adjustment to Non-PEO NEO Compensation Footnote [Text Block]",
        "terseLabel": "Adjustment to Non-PEO NEO Compensation Footnote"
       }
      }
     },
     "auth_ref": [
      "r681"
     ]
    },
    "ecd_AdjToPeoCompFnTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "AdjToPeoCompFnTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Adjustment To PEO Compensation, Footnote [Text Block]",
        "terseLabel": "Adjustment To PEO Compensation, Footnote"
       }
      }
     },
     "auth_ref": [
      "r681"
     ]
    },
    "shel_AdjustedEarnings": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "AdjustedEarnings",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Adjusted Earnings",
        "label": "Adjusted Earnings",
        "documentation": "Adjusted Earnings"
       }
      }
     },
     "auth_ref": []
    },
    "shel_AdjustedEarningsAttributableToNoncontrollingInterests": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "AdjustedEarningsAttributableToNoncontrollingInterests",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails": {
       "parentTag": "shel_AdjustedEarnings",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Adjusted Earnings attributable to non-controlling interest",
        "label": "Adjusted Earnings Attributable To Noncontrolling Interests",
        "documentation": "Adjusted Earnings Attributable To Noncontrolling Interests"
       }
      }
     },
     "auth_ref": []
    },
    "shel_AdjustedEarningsAttributableToOwnersOfParent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "AdjustedEarningsAttributableToOwnersOfParent",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails": {
       "parentTag": "shel_AdjustedEarnings",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Adjusted Earnings attributable to Shell plc shareholders",
        "label": "Adjusted Earnings Attributable To Owners Of Parent",
        "documentation": "Adjusted Earnings Attributable To Owners Of Parent"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_AdjustedWeightedAverageShares": {
     "xbrltype": "sharesItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "AdjustedWeightedAverageShares",
     "presentation": [
      "http://www.shell.com/role/EarningspershareScheduleofEarningsPerShareDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Diluted earnings per share (in shares)",
        "label": "Weighted average number of ordinary shares used in calculating diluted earnings per share"
       }
      },
      "en": {
       "role": {
        "documentation": "The weighted average number of ordinary shares outstanding plus the weighted average number of ordinary shares that would be issued on the conversion of all the dilutive potential ordinary shares into ordinary shares. [Refer: Ordinary shares [member]; Weighted average [member]]"
       }
      }
     },
     "auth_ref": [
      "r76"
     ]
    },
    "ifrs-full_AdjustmentsForCurrentTaxOfPriorPeriod": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "AdjustmentsForCurrentTaxOfPriorPeriod",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/TaxationSummaryofTaxationChargeDetails": {
       "parentTag": "ifrs-full_CurrentTaxExpenseIncomeAndAdjustmentsForCurrentTaxOfPriorPeriods",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofTaxationChargeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Adjustments in respect of prior periods",
        "label": "Adjustments for current tax of prior periods"
       }
      }
     },
     "auth_ref": [
      "r541",
      "r601"
     ]
    },
    "ifrs-full_AdjustmentsForDecreaseIncreaseInInventories": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "AdjustmentsForDecreaseIncreaseInInventories",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS": {
       "parentTag": "ifrs-full_CashFlowsFromUsedInOperatingActivities",
       "weight": 1.0,
       "order": 8.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Decrease in inventories",
        "label": "Adjustments for decrease (increase) in inventories"
       }
      }
     },
     "auth_ref": [
      "r762"
     ]
    },
    "ifrs-full_AdjustmentsForDecreaseIncreaseInTradeAccountReceivable": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "AdjustmentsForDecreaseIncreaseInTradeAccountReceivable",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS": {
       "parentTag": "ifrs-full_CashFlowsFromUsedInOperatingActivities",
       "weight": 1.0,
       "order": 9.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Decrease in current receivables",
        "label": "Adjustments for decrease (increase) in trade accounts receivable"
       }
      }
     },
     "auth_ref": [
      "r762"
     ]
    },
    "ifrs-full_AdjustmentsForDeferredTaxOfPriorPeriods": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "AdjustmentsForDeferredTaxOfPriorPeriods",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/TaxationSummaryofTaxationChargeDetails": {
       "parentTag": "ifrs-full_DeferredTaxExpenseIncomeRecognisedInProfitOrLoss",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofTaxationChargeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Adjustments in respect of prior periods",
        "label": "Adjustments for deferred tax of prior periods"
       }
      }
     },
     "auth_ref": [
      "r732"
     ]
    },
    "ifrs-full_AdjustmentsForDepreciationAndAmortisationExpense": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "AdjustmentsForDepreciationAndAmortisationExpense",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS": {
       "parentTag": "ifrs-full_CashFlowsFromUsedInOperatingActivities",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Depreciation, depletion and amortisation",
        "label": "Adjustments for depreciation and amortisation expense"
       }
      }
     },
     "auth_ref": [
      "r763"
     ]
    },
    "ifrs-full_AdjustmentsForGainsLossesOnChangeInFairValueOfDerivatives": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "AdjustmentsForGainsLossesOnChangeInFairValueOfDerivatives",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS": {
       "parentTag": "ifrs-full_CashFlowsFromUsedInOperatingActivities",
       "weight": -1.0,
       "order": 11.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedLabel": "Derivative financial instruments",
        "label": "Adjustments for gains (losses) on change in fair value of derivatives"
       }
      },
      "en": {
       "role": {
        "documentation": "Adjustments for gains (losses) on changes in the fair value of derivatives to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: At fair value [member]; Derivatives [member]; Profit (loss)]"
       }
      }
     },
     "auth_ref": [
      "r764"
     ]
    },
    "ifrs-full_AdjustmentsForIncreaseDecreaseInEmployeeBenefitLiabilities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "AdjustmentsForIncreaseDecreaseInEmployeeBenefitLiabilities",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS": {
       "parentTag": "ifrs-full_CashFlowsFromUsedInOperatingActivities",
       "weight": 1.0,
       "order": 12.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Retirement benefits",
        "label": "Adjustments for increase (decrease) in employee benefit liabilities"
       }
      },
      "en": {
       "role": {
        "documentation": "Adjustments for increase (decrease) in employee benefit liabilities to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: Profit (loss)]"
       }
      }
     },
     "auth_ref": [
      "r764"
     ]
    },
    "ifrs-full_AdjustmentsForIncreaseDecreaseInTradeAccountPayable": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "AdjustmentsForIncreaseDecreaseInTradeAccountPayable",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS": {
       "parentTag": "ifrs-full_CashFlowsFromUsedInOperatingActivities",
       "weight": 1.0,
       "order": 10.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Decrease in current payables",
        "label": "Adjustments for increase (decrease) in trade accounts payable"
       }
      }
     },
     "auth_ref": [
      "r762"
     ]
    },
    "ifrs-full_AdjustmentsForLossesGainsOnDisposalOfNoncurrentAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "AdjustmentsForLossesGainsOnDisposalOfNoncurrentAssets",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS": {
       "parentTag": "ifrs-full_CashFlowsFromUsedInOperatingActivities",
       "weight": 1.0,
       "order": 5.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Net (gains)/losses on sale and revaluation of non-current assets and businesses",
        "label": "Adjustments for losses (gains) on disposal of non-current assets"
       }
      }
     },
     "auth_ref": [
      "r759"
     ]
    },
    "ifrs-full_AdjustmentsForProvisions": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "AdjustmentsForProvisions",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS": {
       "parentTag": "ifrs-full_CashFlowsFromUsedInOperatingActivities",
       "weight": 1.0,
       "order": 13.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Decommissioning and other provisions",
        "label": "Adjustments for provisions"
       }
      }
     },
     "auth_ref": [
      "r763"
     ]
    },
    "ifrs-full_AdjustmentsForReconcileProfitLossAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "AdjustmentsForReconcileProfitLossAbstract",
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Adjustment for:",
        "label": "Adjustments to reconcile profit (loss) [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "shel_AduraJVMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "AduraJVMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails",
      "http://www.shell.com/role/JointventuresandassociatesNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Adura JV",
        "label": "Adura JV [Member]",
        "documentation": "Adura JV"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_AggregateDifferenceBetweenFairValueAtInitialRecognitionAndAmountDeterminedUsingValuationTechniqueYetToBeRecognised": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "AggregateDifferenceBetweenFairValueAtInitialRecognitionAndAmountDeterminedUsingValuationTechniqueYetToBeRecognised",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsUnrecognisedDayOneGainsorLossesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "periodStartLabel": "Beginning balance",
        "periodEndLabel": "Ending balance",
        "label": "Aggregate difference between fair value at initial recognition and transaction price yet to be recognised in profit or loss"
       }
      },
      "en": {
       "role": {
        "documentation": "The aggregate difference between the fair value at initial recognition and the transaction price for financial instruments that is yet to be recognised in profit or loss. [Refer: Classes of financial instruments [domain]]"
       }
      }
     },
     "auth_ref": [
      "r234",
      "r445"
     ]
    },
    "ecd_AggtChngPnsnValInSummryCompstnTblForAplblYrMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "AggtChngPnsnValInSummryCompstnTblForAplblYrMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table [Member]",
        "terseLabel": "Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table"
       }
      }
     },
     "auth_ref": [
      "r726"
     ]
    },
    "ecd_AggtErrCompAmt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "AggtErrCompAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Aggregate Erroneous Compensation Amount",
        "terseLabel": "Aggregate Erroneous Compensation Amount"
       }
      }
     },
     "auth_ref": [
      "r639",
      "r650",
      "r660",
      "r693"
     ]
    },
    "ecd_AggtErrCompNotYetDeterminedTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "AggtErrCompNotYetDeterminedTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Aggregate Erroneous Compensation Not Yet Determined [Text Block]",
        "terseLabel": "Aggregate Erroneous Compensation Not Yet Determined"
       }
      }
     },
     "auth_ref": [
      "r642",
      "r653",
      "r663",
      "r696"
     ]
    },
    "ecd_AggtPnsnAdjsSvcCstMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "AggtPnsnAdjsSvcCstMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Aggregate Pension Adjustments Service Cost [Member]",
        "terseLabel": "Aggregate Pension Adjustments Service Cost"
       }
      }
     },
     "auth_ref": [
      "r727"
     ]
    },
    "ecd_AllAdjToCompMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "AllAdjToCompMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "All Adjustments to Compensation [Member]",
        "terseLabel": "All Adjustments to Compensation"
       }
      }
     },
     "auth_ref": [
      "r681"
     ]
    },
    "currency_AllCurrenciesDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/currency/2025",
     "localname": "AllCurrenciesDomain",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsSummaryof10AppreciationAgainsttheDollarofMainCurrenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "All Currencies",
        "label": "All Currencies [Domain]"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_AllExecutiveCategoriesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "AllExecutiveCategoriesMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "All Executive Categories [Member]",
        "terseLabel": "All Executive Categories"
       }
      }
     },
     "auth_ref": [
      "r688"
     ]
    },
    "ecd_AllIndividualsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "AllIndividualsMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure",
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure",
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements",
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "All Individuals [Member]",
        "terseLabel": "All Individuals"
       }
      }
     },
     "auth_ref": [
      "r643",
      "r654",
      "r664",
      "r688",
      "r697",
      "r701",
      "r709"
     ]
    },
    "ifrs-full_AllOtherSegmentsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "AllOtherSegmentsMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "All other segments",
        "label": "All other segments [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for business activities and operating segments that are not reportable."
       }
      }
     },
     "auth_ref": [
      "r168",
      "r263",
      "r314"
     ]
    },
    "shel_AllSegmentsExcludingRenewablesAndEnergySolutionsSegmentMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "AllSegmentsExcludingRenewablesAndEnergySolutionsSegmentMember",
     "presentation": [
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "All segments excluding renewables and energy solutions segment",
        "label": "All Segments Excluding Renewables and Energy Solutions Segment [Member]",
        "documentation": "All Segments Excluding Renewables and Energy Solutions Segment"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_AllTradingArrangementsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "AllTradingArrangementsMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "All Trading Arrangements [Member]",
        "terseLabel": "All Trading Arrangements"
       }
      }
     },
     "auth_ref": [
      "r707"
     ]
    },
    "dei_AmendmentFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "AmendmentFlag",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Amendment Flag",
        "label": "Amendment Flag",
        "documentation": "Boolean flag that is true when the XBRL content amends previously-filed or accepted submission."
       }
      }
     },
     "auth_ref": []
    },
    "shel_AmericanDepositorySharesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "AmericanDepositorySharesMember",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "American Depositary Shares representing two ordinary shares with a nominal value of \u20ac0.07 each",
        "label": "American Depository Shares [Member]",
        "documentation": "American Depository Shares"
       }
      }
     },
     "auth_ref": []
    },
    "shel_AmortisationAndImpairmentLossRecognisedInProfitOrLossIntangibleAssetsOtherThanGoodwill": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "AmortisationAndImpairmentLossRecognisedInProfitOrLossIntangibleAssetsOtherThanGoodwill",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/GoodwillandotherintangibleassetsSummaryofIntangibleAssetsandGoodwillDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Charge for the year",
        "label": "Amortisation And Impairment Loss Recognised In Profit Or Loss, Intangible Assets Other Than Goodwill",
        "documentation": "Amortisation And Impairment Loss Recognised In Profit Or Loss, Intangible Assets Other Than Goodwill"
       }
      }
     },
     "auth_ref": []
    },
    "shel_AmountOfAccretionExpenseDecommissioningRestorationAndOtherProvisions": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "AmountOfAccretionExpenseDecommissioningRestorationAndOtherProvisions",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/DecommissioningandotherprovisionsSummaryofDecommissioningandOtherProvisionsDetails": {
       "parentTag": "shel_ChangesInDecommissioningRestorationAndOtherProvisions",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/DecommissioningandotherprovisionsSummaryofDecommissioningandOtherProvisionsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Accretion",
        "label": "Amount Of Accretion Expense Decommissioning Restoration And Other Provisions",
        "documentation": "Amount of accretion expense decommissioning restoration and other provisions."
       }
      }
     },
     "auth_ref": []
    },
    "shel_AmountsSubjectToEnforceableMasterNettingArrangementOrSimilarAgreementNotSetOffAgainstOtherFinancialAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "AmountsSubjectToEnforceableMasterNettingArrangementOrSimilarAgreementNotSetOffAgainstOtherFinancialAssets",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/FinancialinstrumentsScheduleofTradeandOtherReceivablesOtherPayablesandDerivativeFinancialInstrumentsDetails": {
       "parentTag": "ifrs-full_NetFinancialAssetsSubjectToOffsettingEnforceableMasterNettingArrangementsOrSimilarAgreements",
       "weight": -1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsScheduleofTradeandOtherReceivablesOtherPayablesandDerivativeFinancialInstrumentsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Other offsetting instruments",
        "label": "Amounts Subject To Enforceable Master Netting Arrangement Or Similar Agreement Not Set Off Against Other Financial Assets",
        "documentation": "Amounts subject to enforceable master netting arrangement or similar agreement not set off against other financial assets."
       }
      }
     },
     "auth_ref": []
    },
    "shel_AmountsSubjectToEnforceableMasterNettingArrangementOrSimilarAgreementNotSetOffAgainstOtherFinancialLiabilities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "AmountsSubjectToEnforceableMasterNettingArrangementOrSimilarAgreementNotSetOffAgainstOtherFinancialLiabilities",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/FinancialinstrumentsScheduleofTradeandOtherReceivablesOtherPayablesandDerivativeFinancialInstrumentsDetails": {
       "parentTag": "ifrs-full_NetFinancialLiabilitiesSubjectToOffsettingEnforceableMasterNettingArrangementsOrSimilarAgreements",
       "weight": -1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsScheduleofTradeandOtherReceivablesOtherPayablesandDerivativeFinancialInstrumentsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Other offsetting instruments",
        "label": "Amounts Subject To Enforceable Master Netting Arrangement Or Similar Agreement Not Set Off Against Other Financial Liabilities",
        "documentation": "Amounts subject to enforceable master netting arrangement or similar agreement not set off against other financial liabilities."
       }
      }
     },
     "auth_ref": []
    },
    "shel_AmountsTransferredFromOtherComprehensiveIncomeToProfit": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "AmountsTransferredFromOtherComprehensiveIncomeToProfit",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCHANGESINEQUITY"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Transfer from other comprehensive income",
        "label": "Amounts Transferred From Other Comprehensive Income To Profit",
        "documentation": "Amounts transferred from other comprehensive income to profit."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_AnalysisOfIncomeAndExpenseAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "AnalysisOfIncomeAndExpenseAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Analysis of income and expense [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "srt_AsiaMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/srt/2025",
     "localname": "AsiaMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Asia",
        "label": "Asia [Member]",
        "documentation": "Continent of Asia."
       }
      }
     },
     "auth_ref": [
      "r774",
      "r775",
      "r776",
      "r777"
     ]
    },
    "shel_AsiaOceaniaAndAfricaMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "AsiaOceaniaAndAfricaMember",
     "presentation": [
      "http://www.shell.com/role/SegmentinformationSummaryofInformationbyGeographicalAreaDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Asia, Oceania, Africa",
        "label": "Asia Oceania And Africa [Member]",
        "documentation": "Asia Oceania and Africa."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_Assets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "Assets",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      },
      "http://www.shell.com/role/AssetsheldforsaleDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/AssetsheldforsaleDetails",
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET",
      "http://www.shell.com/role/InvestmentsinsecuritiesScheduleofInvestmentsinSecuritiesUsingPredominantlyUnobservableInputsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Total assets",
        "periodStartLabel": "Investments in securities, at beginning of period",
        "periodEndLabel": "Investments in securities, at end of period",
        "label": "Assets"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of a present economic resource controlled by the entity as a result of past events. Economic resource is a right that has the potential to produce economic benefits."
       }
      }
     },
     "auth_ref": [
      "r156",
      "r157",
      "r161",
      "r269",
      "r273",
      "r461",
      "r462",
      "r505"
     ]
    },
    "ifrs-full_AssetsAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "AssetsAbstract",
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Assets",
        "label": "Assets [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_AssetsAndLiabilitiesAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "AssetsAndLiabilitiesAxis",
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofDifferenceinContractualCashFlowsforDebtExcludingFinanceLeaseLiabilitieswiththeCarryingAmountDetails",
      "http://www.shell.com/role/DebtScheduleofNetDebtDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Assets and liabilities [axis]",
        "label": "Assets and liabilities [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r56",
      "r351",
      "r380",
      "r473",
      "r489"
     ]
    },
    "ifrs-full_AssetsAndLiabilitiesClassifiedAsHeldForSaleAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "AssetsAndLiabilitiesClassifiedAsHeldForSaleAxis",
     "presentation": [
      "http://www.shell.com/role/AssetsheldforsaleDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Assets and liabilities classified as held for sale [axis]",
        "label": "Assets and liabilities classified as held for sale [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r213"
     ]
    },
    "ifrs-full_AssetsAndLiabilitiesClassifiedAsHeldForSaleMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "AssetsAndLiabilitiesClassifiedAsHeldForSaleMember",
     "presentation": [
      "http://www.shell.com/role/AssetsheldforsaleDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Assets and liabilities classified as held for sale",
        "label": "Assets and liabilities classified as held for sale [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for assets and liabilities that are classified as held for sale. [Refer: Non-current assets held for sale [member]; Liabilities included in disposal groups classified as held for sale; Disposal groups classified as held for sale [member]]"
       }
      }
     },
     "auth_ref": [
      "r213"
     ]
    },
    "ifrs-full_AssetsAndLiabilitiesDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "AssetsAndLiabilitiesDomain",
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofDifferenceinContractualCashFlowsforDebtExcludingFinanceLeaseLiabilitieswiththeCarryingAmountDetails",
      "http://www.shell.com/role/DebtScheduleofNetDebtDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Assets and liabilities [domain]",
        "label": "Assets and liabilities [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for assets and liabilities. It also represents the standard value for the 'Assets and liabilities' axis if no other member is used. [Refer: Assets; Liabilities]"
       }
      }
     },
     "auth_ref": [
      "r56",
      "r351",
      "r380",
      "r473",
      "r489"
     ]
    },
    "ifrs-full_AssetsAndLiabilitiesNotClassifiedAsHeldForSaleMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "AssetsAndLiabilitiesNotClassifiedAsHeldForSaleMember",
     "presentation": [
      "http://www.shell.com/role/AssetsheldforsaleDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Assets and liabilities not classified as held for sale [member]",
        "label": "Assets and liabilities not classified as held for sale [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for assets and liabilities that are not classified as held for sale. It also represents the standard value for the 'Assets and liabilities classified as held for sale' axis if no other member is used. [Refer: Non-current assets held for sale [member]; Liabilities included in disposal groups classified as held for sale; Disposal groups classified as held for sale [member]]"
       }
      }
     },
     "auth_ref": [
      "r213"
     ]
    },
    "ifrs-full_AssociatesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "AssociatesMember",
     "presentation": [
      "http://www.shell.com/role/JointventuresandassociatesSummaryofShellShareofComprehensiveIncomeofJointVenturesandAssociatesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Total for all associates",
        "label": "Total for all associates [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for the entities over which the investor has significant influence."
       }
      }
     },
     "auth_ref": [
      "r61",
      "r68",
      "r71",
      "r155",
      "r384",
      "r458"
     ]
    },
    "ifrs-full_AtCostMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "AtCostMember",
     "presentation": [
      "http://www.shell.com/role/InvestmentsinsecuritiesSummaryofInvestmentsinSecuritiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "At cost",
        "label": "At cost [member]"
       }
      }
     },
     "auth_ref": [
      "r69",
      "r72",
      "r110",
      "r114",
      "r116",
      "r386",
      "r389",
      "r410"
     ]
    },
    "ifrs-full_AtFairValueMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "AtFairValueMember",
     "presentation": [
      "http://www.shell.com/role/InvestmentsinsecuritiesSummaryofInvestmentsinSecuritiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "At fair value",
        "label": "At fair value [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for measurement based on fair value. Fair value is the price that would be received to sell an asset or paid to transfer a liability in an orderly transaction between market participants at the measurement date."
       }
      }
     },
     "auth_ref": [
      "r110",
      "r114",
      "r137",
      "r156",
      "r410",
      "r459",
      "r461"
     ]
    },
    "dei_AuditorFirmId": {
     "xbrltype": "nonemptySequenceNumberItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "AuditorFirmId",
     "presentation": [
      "http://www.shell.com/role/AuditInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Auditor Firm ID",
        "label": "Auditor Firm ID",
        "documentation": "PCAOB issued Audit Firm Identifier"
       }
      }
     },
     "auth_ref": [
      "r622",
      "r623",
      "r646"
     ]
    },
    "dei_AuditorLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "AuditorLineItems",
     "lang": {
      "en-us": {
       "role": {
        "label": "Auditor [Line Items]"
       }
      }
     },
     "auth_ref": []
    },
    "dei_AuditorLocation": {
     "xbrltype": "internationalNameItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "AuditorLocation",
     "presentation": [
      "http://www.shell.com/role/AuditInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Auditor Location",
        "label": "Auditor Location"
       }
      }
     },
     "auth_ref": [
      "r622",
      "r623",
      "r646"
     ]
    },
    "dei_AuditorName": {
     "xbrltype": "internationalNameItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "AuditorName",
     "presentation": [
      "http://www.shell.com/role/AuditInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Auditor Name",
        "label": "Auditor Name"
       }
      }
     },
     "auth_ref": [
      "r622",
      "r623",
      "r646"
     ]
    },
    "ifrs-full_AuditorsRemuneration": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "AuditorsRemuneration",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/AuditorsremunerationSummaryofAuditorsRemunerationDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/AuditorsremunerationSummaryofAuditorsRemunerationDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Total",
        "label": "Auditor's remuneration"
       }
      }
     },
     "auth_ref": [
      "r781"
     ]
    },
    "shel_AuditorsRemunerationForAuditOfConsolidatedAndParentCompany": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "AuditorsRemunerationForAuditOfConsolidatedAndParentCompany",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/AuditorsremunerationSummaryofAuditorsRemunerationDetails": {
       "parentTag": "ifrs-full_AuditorsRemunerationForAuditServices",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/AuditorsremunerationSummaryofAuditorsRemunerationDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Fees in respect of the audit of the Consolidated and Parent Company Financial Statements, including audit of consolidation returns",
        "label": "Auditors Remuneration For Audit Of Consolidated And Parent Company",
        "documentation": "Auditors remuneration for audit of consolidated and parent company."
       }
      }
     },
     "auth_ref": []
    },
    "shel_AuditorsRemunerationForAuditOfGroupSubsidiaries": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "AuditorsRemunerationForAuditOfGroupSubsidiaries",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/AuditorsremunerationSummaryofAuditorsRemunerationDetails": {
       "parentTag": "ifrs-full_AuditorsRemunerationForAuditServices",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/AuditorsremunerationSummaryofAuditorsRemunerationDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Other audit fees, principally in respect of audits of accounts of subsidiaries",
        "label": "Auditors Remuneration For Audit Of Group Subsidiaries",
        "documentation": "Auditors remuneration for audit of group subsidiaries."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_AuditorsRemunerationForAuditServices": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "AuditorsRemunerationForAuditServices",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/AuditorsremunerationSummaryofAuditorsRemunerationDetails": {
       "parentTag": "ifrs-full_AuditorsRemuneration",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/AuditorsremunerationSummaryofAuditorsRemunerationDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Total audit fees",
        "label": "Auditor's remuneration for audit services"
       }
      }
     },
     "auth_ref": [
      "r781"
     ]
    },
    "shel_AuditorsRemunerationForNonAuditServices": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "AuditorsRemunerationForNonAuditServices",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/AuditorsremunerationSummaryofAuditorsRemunerationDetails": {
       "parentTag": "ifrs-full_AuditorsRemuneration",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/AuditorsremunerationSummaryofAuditorsRemunerationDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Fees in respect of other non-audit services",
        "label": "Auditors Remuneration For Non Audit Services",
        "documentation": "Total Fees paid as non audit fees to auditors for services."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_AuditorsRemunerationForOtherServices": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "AuditorsRemunerationForOtherServices",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/AuditorsremunerationSummaryofAuditorsRemunerationDetails": {
       "parentTag": "ifrs-full_AuditorsRemuneration",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/AuditorsremunerationSummaryofAuditorsRemunerationDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Audit-related fees",
        "label": "Auditor's remuneration for other services"
       }
      }
     },
     "auth_ref": [
      "r781"
     ]
    },
    "shel_AuditorsRemunerationForRetirementBenefitPlansForEmployeesOfSubsidiaries": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "AuditorsRemunerationForRetirementBenefitPlansForEmployeesOfSubsidiaries",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/AuditorsremunerationNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Remuneration for audit services to retirement benefit plans for employees of subsidiaries",
        "label": "Auditors Remuneration For Retirement Benefit Plans For Employees Of Subsidiaries",
        "documentation": "Auditor's remuneration for retirement benefit plans for employees of subsidiaries."
       }
      }
     },
     "auth_ref": []
    },
    "shel_AustraliaGasAndPowerMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "AustraliaGasAndPowerMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsScheduleofValueatRiskPretaxDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Australia gas and power",
        "label": "Australia Gas And Power [Member]",
        "documentation": "Australia Gas And Power"
       }
      }
     },
     "auth_ref": []
    },
    "shel_AuthorisedCapital": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "AuthorisedCapital",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/SharecapitalNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Common stock, value authorised",
        "label": "Authorised Capital",
        "documentation": "Authorised capital."
       }
      }
     },
     "auth_ref": []
    },
    "shel_AverageAge": {
     "xbrltype": "durationItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "AverageAge",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofAssumptionsforSensitivityAnalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "verboseLabel": "Expected age at death assumptions used",
        "label": "Average Age",
        "documentation": "Average Age."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_AverageEffectiveTaxRate": {
     "xbrltype": "percentItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "AverageEffectiveTaxRate",
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofReconciliationofApplicableTaxChargeCreditatStatutoryTaxRatestoTaxationChargeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Effective tax rate based on income before taxation",
        "label": "Average effective tax rate"
       }
      },
      "en": {
       "role": {
        "documentation": "The tax expense (income) divided by the accounting profit. [Refer: Accounting profit]"
       }
      }
     },
     "auth_ref": [
      "r5",
      "r355"
     ]
    },
    "shel_AverageEffectiveTaxRateExcludingProfitShareOfJointVenturesAndAssociates": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "AverageEffectiveTaxRateExcludingProfitShareOfJointVenturesAndAssociates",
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofReconciliationofApplicableTaxChargeCreditatStatutoryTaxRatestoTaxationChargeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Effective tax rate based on income before taxation excluding share of profit of joint ventures and associates",
        "label": "Average Effective Tax Rate Excluding Profit Share Of Joint Ventures And Associates",
        "documentation": "Average Effective Tax Rate Excluding Profit Share Of Joint Ventures And Associates"
       }
      }
     },
     "auth_ref": []
    },
    "shel_AverageExposuresToRiskDueToAFiftyPercentIncreaseOrDecreaseInDerivativeContracts": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "AverageExposuresToRiskDueToAFiftyPercentIncreaseOrDecreaseInDerivativeContracts",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Average exposures due to a 50% change in derivative contracts",
        "label": "Average Exposures To Risk Due to A Fifty Percent Increase Or Decrease In Derivative Contracts",
        "documentation": "Average Exposures To Risk Due to A Fifty Percent Increase Or Decrease In Derivative Contracts"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_AverageNumberOfEmployees": {
     "xbrltype": "decimalItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "AverageNumberOfEmployees",
     "presentation": [
      "http://www.shell.com/role/EmployeesSummaryofAverageEmployeeNumbersDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Average employee numbers",
        "label": "Average number of employees"
       }
      },
      "en": {
       "role": {
        "documentation": "The average number of personnel employed by the entity during a period."
       }
      }
     },
     "auth_ref": [
      "r781"
     ]
    },
    "shel_AverageNumberOfEmployeesRelatedToJointVenturesAndAssociates": {
     "xbrltype": "decimalItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "AverageNumberOfEmployeesRelatedToJointVenturesAndAssociates",
     "presentation": [
      "http://www.shell.com/role/EmployeesSummaryofAverageEmployeeNumbersDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Average employee numbers seconded to joint ventures and associates",
        "label": "Average Number Of Employees Related To Joint Ventures And Associates",
        "documentation": "Average number of employees related to joint ventures and associates."
       }
      }
     },
     "auth_ref": []
    },
    "shel_AveragePricesFromFour1.52CExternalClimateChangeScenariosMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "AveragePricesFromFour1.52CExternalClimateChangeScenariosMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionMidPriceOutlookDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Average prices from three 1.5-2\u00b0C external climate change scenarios",
        "label": "Average Prices from Four 1.5-2\u00b0C External Climate Change Scenarios [Member]",
        "documentation": "Average Prices from Four 1.5-2\u00b0C External Climate Change Scenarios"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_AwardExrcPrice": {
     "xbrltype": "perShareItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "AwardExrcPrice",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Award Exercise Price",
        "terseLabel": "Exercise Price"
       }
      }
     },
     "auth_ref": [
      "r704"
     ]
    },
    "ecd_AwardGrantDateFairValue": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "AwardGrantDateFairValue",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Award Grant Date Fair Value",
        "terseLabel": "Fair Value as of Grant Date"
       }
      }
     },
     "auth_ref": [
      "r705"
     ]
    },
    "ecd_AwardTmgDiscLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "AwardTmgDiscLineItems",
     "lang": {
      "en-us": {
       "role": {
        "label": "Award Timing Disclosures [Line Items]",
        "terseLabel": "Award Timing Disclosures"
       }
      }
     },
     "auth_ref": [
      "r700"
     ]
    },
    "ecd_AwardTmgHowMnpiCnsdrdTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "AwardTmgHowMnpiCnsdrdTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Award Timing, How MNPI Considered [Text Block]",
        "terseLabel": "Award Timing, How MNPI Considered"
       }
      }
     },
     "auth_ref": [
      "r700"
     ]
    },
    "ecd_AwardTmgMethodTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "AwardTmgMethodTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Award Timing Method [Text Block]",
        "terseLabel": "Award Timing Method"
       }
      }
     },
     "auth_ref": [
      "r700"
     ]
    },
    "ecd_AwardTmgMnpiCnsdrdFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "AwardTmgMnpiCnsdrdFlag",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Award Timing MNPI Considered [Flag]",
        "terseLabel": "Award Timing MNPI Considered"
       }
      }
     },
     "auth_ref": [
      "r700"
     ]
    },
    "ecd_AwardTmgMnpiDiscTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "AwardTmgMnpiDiscTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Award Timing MNPI Disclosure [Text Block]",
        "terseLabel": "Award Timing MNPI Disclosure"
       }
      }
     },
     "auth_ref": [
      "r700"
     ]
    },
    "ecd_AwardTmgPredtrmndFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "AwardTmgPredtrmndFlag",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Award Timing Predetermined [Flag]",
        "terseLabel": "Award Timing Predetermined"
       }
      }
     },
     "auth_ref": [
      "r700"
     ]
    },
    "us-gaap_AwardTypeAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2025",
     "localname": "AwardTypeAxis",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Award Type [Axis]",
        "terseLabel": "Award Type"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_AwardUndrlygSecuritiesAmt": {
     "xbrltype": "decimalItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "AwardUndrlygSecuritiesAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Award Underlying Securities Amount",
        "terseLabel": "Underlying Securities"
       }
      }
     },
     "auth_ref": [
      "r703"
     ]
    },
    "ecd_AwardsCloseToMnpiDiscIndName": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "AwardsCloseToMnpiDiscIndName",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Awards Close in Time to MNPI Disclosures, Individual Name",
        "terseLabel": "Name"
       }
      }
     },
     "auth_ref": [
      "r702"
     ]
    },
    "ecd_AwardsCloseToMnpiDiscTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "AwardsCloseToMnpiDiscTable",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Awards Close in Time to MNPI Disclosures [Table]",
        "terseLabel": "Awards Close in Time to MNPI Disclosures"
       }
      }
     },
     "auth_ref": [
      "r701"
     ]
    },
    "ecd_AwardsCloseToMnpiDiscTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "AwardsCloseToMnpiDiscTableTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Awards Close in Time to MNPI Disclosures [Table Text Block]",
        "terseLabel": "Awards Close in Time to MNPI Disclosures, Table"
       }
      }
     },
     "auth_ref": [
      "r701"
     ]
    },
    "shel_BGGroupPlcMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "BGGroupPlcMember",
     "presentation": [
      "http://www.shell.com/role/GoodwillandotherintangibleassetsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "BG Group Plc",
        "label": "B G Group Plc [Member]",
        "documentation": "BG Group plc."
       }
      }
     },
     "auth_ref": []
    },
    "shel_BGPensionSchemeMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "BGPensionSchemeMember",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "BG Pension Scheme",
        "label": "BG Pension Scheme [Member]",
        "documentation": "BG Pension Scheme"
       }
      }
     },
     "auth_ref": []
    },
    "shel_BankAndOtherBorrowingsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "BankAndOtherBorrowingsMember",
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofDifferenceinContractualCashFlowsforDebtExcludingFinanceLeaseLiabilitieswiththeCarryingAmountDetails",
      "http://www.shell.com/role/FinancialinstrumentsDisclosureofFinancialAssetsandFinancialLiabilitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Bank and other borrowings",
        "verboseLabel": "Debt",
        "label": "Bank And Other Borrowings [Member]",
        "documentation": "Bank and other borrowings."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_BankBorrowingsUndiscountedCashFlows": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "BankBorrowingsUndiscountedCashFlows",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/DebtScheduleofDifferenceinContractualCashFlowsforDebtExcludingFinanceLeaseLiabilitieswiththeCarryingAmountDetails": {
       "parentTag": "ifrs-full_NonderivativeFinancialLiabilitiesUndiscountedCashFlows",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofDifferenceinContractualCashFlowsforDebtExcludingFinanceLeaseLiabilitieswiththeCarryingAmountDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Bank and other borrowings",
        "label": "Bank borrowings, undiscounted cash flows"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of contractual undiscounted cash flows in relation to bank borrowings. [Refer: Borrowings]"
       }
      }
     },
     "auth_ref": [
      "r583",
      "r587"
     ]
    },
    "ifrs-full_BasicEarningsLossPerShareFromContinuingOperations": {
     "xbrltype": "perShareItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "BasicEarningsLossPerShareFromContinuingOperations",
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFINCOME"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Basic earnings per share ($ per share)",
        "label": "Basic earnings (loss) per share from continuing operations"
       }
      },
      "en": {
       "role": {
        "documentation": "Basic earnings (loss) per share from continuing operations. [Refer: Basic earnings (loss) per share; Continuing operations, unless line item indicates otherwise [member]]"
       }
      }
     },
     "auth_ref": [
      "r74",
      "r75"
     ]
    },
    "shel_BiofuelSchemesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "BiofuelSchemesMember",
     "presentation": [
      "http://www.shell.com/role/EmissionsschemesandrelatedenvironmentalprogrammesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Biofuels",
        "label": "Biofuel Schemes [Member]",
        "documentation": "Biofuel Schemes"
       }
      }
     },
     "auth_ref": []
    },
    "shel_BondIssuedMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "BondIssuedMember",
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofDifferenceinContractualCashFlowsforDebtExcludingFinanceLeaseLiabilitieswiththeCarryingAmountDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Bonds",
        "label": "Bond Issued [Member]",
        "documentation": "Bonds."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_BondsIssuedUndiscountedCashFlows": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "BondsIssuedUndiscountedCashFlows",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/DebtScheduleofDifferenceinContractualCashFlowsforDebtExcludingFinanceLeaseLiabilitieswiththeCarryingAmountDetails": {
       "parentTag": "ifrs-full_NonderivativeFinancialLiabilitiesUndiscountedCashFlows",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofDifferenceinContractualCashFlowsforDebtExcludingFinanceLeaseLiabilitieswiththeCarryingAmountDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Bonds",
        "label": "Bonds issued, undiscounted cash flows"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of contractual undiscounted cash flows in relation to bonds issued. [Refer: Bonds issued]"
       }
      }
     },
     "auth_ref": [
      "r583",
      "r587"
     ]
    },
    "shel_BorrowingFacilities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "BorrowingFacilities",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofBorrowingFacilitiesandAmountsUndrawnDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Facility",
        "label": "Borrowing Facilities",
        "documentation": "Borrowing facilities."
       }
      }
     },
     "auth_ref": []
    },
    "shel_BorrowingFacilitiesLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "BorrowingFacilitiesLineItems",
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofBorrowingFacilitiesandAmountsUndrawnDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Borrowing Facilities [Line Items]",
        "label": "Borrowing Facilities [Line Items]",
        "documentation": "Borrowing facilities."
       }
      }
     },
     "auth_ref": []
    },
    "shel_BorrowingFacilitiesMaximumBorrowingCapacity": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "BorrowingFacilitiesMaximumBorrowingCapacity",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/DebtNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Maximum borrowing capacity",
        "label": "Borrowing Facilities, Maximum Borrowing Capacity",
        "documentation": "Borrowing Facilities, Maximum Borrowing Capacity"
       }
      }
     },
     "auth_ref": []
    },
    "shel_BorrowingFacilitiesNumberOfBanks": {
     "xbrltype": "integerItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "BorrowingFacilitiesNumberOfBanks",
     "presentation": [
      "http://www.shell.com/role/DebtNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Number of banks",
        "label": "Borrowing Facilities, Number of Banks",
        "documentation": "Borrowing Facilities, Number of Banks"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_Borrowings": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "Borrowings",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/DebtScheduleofDebtDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/AssetsheldforsaleDetails",
      "http://www.shell.com/role/DebtNarrativeDetails",
      "http://www.shell.com/role/DebtScheduleofDebtDetails",
      "http://www.shell.com/role/DebtScheduleofDifferenceinContractualCashFlowsforDebtExcludingFinanceLeaseLiabilitieswiththeCarryingAmountDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Total",
        "terseLabel": "Debt issued",
        "verboseLabel": "Carrying amount",
        "label": "Borrowings"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of outstanding funds that the entity is obligated to repay."
       }
      }
     },
     "auth_ref": [
      "r784"
     ]
    },
    "ifrs-full_BorrowingsByNameAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "BorrowingsByNameAxis",
     "presentation": [
      "http://www.shell.com/role/DebtNarrativeDetails",
      "http://www.shell.com/role/DebtScheduleofBorrowingFacilitiesandAmountsUndrawnDetails",
      "http://www.shell.com/role/DebtScheduleofDebtDetails",
      "http://www.shell.com/role/DebtScheduleofDifferenceinContractualCashFlowsforDebtExcludingFinanceLeaseLiabilitieswiththeCarryingAmountDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Borrowings by name [axis]",
        "label": "Borrowings by name [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r769"
     ]
    },
    "ifrs-full_BorrowingsByNameDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "BorrowingsByNameDomain",
     "presentation": [
      "http://www.shell.com/role/DebtNarrativeDetails",
      "http://www.shell.com/role/DebtScheduleofBorrowingFacilitiesandAmountsUndrawnDetails",
      "http://www.shell.com/role/DebtScheduleofDebtDetails",
      "http://www.shell.com/role/DebtScheduleofDifferenceinContractualCashFlowsforDebtExcludingFinanceLeaseLiabilitieswiththeCarryingAmountDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Borrowings by name [domain]",
        "label": "Borrowings by name [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for all borrowings when disaggregated by name. It also represents the standard value for the 'Borrowings by name' axis if no other member is used. [Refer: Borrowings]"
       }
      }
     },
     "auth_ref": [
      "r769"
     ]
    },
    "shel_BorrowingsExcludingLeaseLiabilitiesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "BorrowingsExcludingLeaseLiabilitiesMember",
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofDebtDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Debt (excluding lease liabilities)",
        "label": "Borrowings Excluding Lease Liabilities [Member]",
        "documentation": "Borrowings Excluding Lease Liabilities [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_BottomOfRangeMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "BottomOfRangeMember",
     "presentation": [
      "http://www.shell.com/role/CapitalmanagementDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation4Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation5Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarbonpriceperregionDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails",
      "http://www.shell.com/role/DebtNarrativeDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails",
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesDetails",
      "http://www.shell.com/role/RetirementbenefitsNarrativeDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofAssumptionsforSensitivityAnalysisDetails",
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustNarrativeDetails",
      "http://www.shell.com/role/TradeandotherreceivablesNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Bottom of range",
        "label": "Bottom of range [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for the bottom of a range."
       }
      }
     },
     "auth_ref": [
      "r126",
      "r165",
      "r188",
      "r202",
      "r348",
      "r565",
      "r567",
      "r769"
     ]
    },
    "shel_BrazilMalaysiaAndAustraliaMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "BrazilMalaysiaAndAustraliaMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details",
      "http://www.shell.com/role/TaxationNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Brazil, Malaysia and Australia",
        "label": "Brazil, Malaysia and Australia, [Member]",
        "documentation": "Brazil, Malaysia and Australia,"
       }
      }
     },
     "auth_ref": []
    },
    "shel_BrentCrudeOilMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "BrentCrudeOilMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsCommodityPriceAssumptionsDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Brent crude oil ($/b)",
        "label": "Brent Crude Oil [Member]",
        "documentation": "Brent crude oil ."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_BusinessCombinationsAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "BusinessCombinationsAxis",
     "presentation": [
      "http://www.shell.com/role/GoodwillandotherintangibleassetsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Business combinations [axis]",
        "label": "Business combinations [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r204",
      "r420"
     ]
    },
    "ifrs-full_BusinessCombinationsDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "BusinessCombinationsDomain",
     "presentation": [
      "http://www.shell.com/role/GoodwillandotherintangibleassetsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Business combinations [domain]",
        "label": "Business combinations [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for the standard value for the 'Business combinations' axis if no other member is used."
       }
      }
     },
     "auth_ref": [
      "r204",
      "r211",
      "r420"
     ]
    },
    "dei_BusinessContactMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "BusinessContactMember",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Business Contact",
        "label": "Business Contact [Member]",
        "documentation": "Business contact for the entity"
       }
      }
     },
     "auth_ref": [
      "r623",
      "r646"
     ]
    },
    "country_CA": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/country/2025",
     "localname": "CA",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarbonpriceperregionDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanAssetsDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanObligationsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Canada (Federal)",
        "label": "CANADA"
       }
      }
     },
     "auth_ref": []
    },
    "currency_CAD": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/currency/2025",
     "localname": "CAD",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsSummaryof10AppreciationAgainsttheDollarofMainCurrenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Canadian dollar",
        "label": "Canada, Dollars"
       }
      }
     },
     "auth_ref": []
    },
    "shel_CapitalExpenditureRenewablePower": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CapitalExpenditureRenewablePower",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation4Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Capital expenditure, renewable power",
        "label": "Capital Expenditure, Renewable Power",
        "documentation": "Capital Expenditure, Renewable Power"
       }
      }
     },
     "auth_ref": []
    },
    "shel_CapitalManagementAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CapitalManagementAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Capital Management [Abstract]",
        "documentation": "Capital Management [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "shel_CapitalManagementLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CapitalManagementLineItems",
     "presentation": [
      "http://www.shell.com/role/CapitalmanagementDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Capital management [Line Items]",
        "label": "Capital management [Line Items]",
        "documentation": "Capital management"
       }
      }
     },
     "auth_ref": []
    },
    "shel_CapitalManagementTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CapitalManagementTable",
     "presentation": [
      "http://www.shell.com/role/CapitalmanagementDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Capital Management [Table]",
        "label": "Capital Management [Table]",
        "documentation": "Capital Management"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_CapitalRedemptionReserveMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CapitalRedemptionReserveMember",
     "presentation": [
      "http://www.shell.com/role/OtherreservesSummaryofOtherReservesAttributabletoRoyalDutchShellplcShareholdersDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Capital redemption reserve",
        "label": "Capital redemption reserve [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for a component of equity representing the reserve for the redemption of the entity's own shares."
       }
      }
     },
     "auth_ref": [
      "r780"
     ]
    },
    "ifrs-full_CapitalisationRateOfBorrowingCostsEligibleForCapitalisation": {
     "xbrltype": "percentItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CapitalisationRateOfBorrowingCostsEligibleForCapitalisation",
     "presentation": [
      "http://www.shell.com/role/InterestexpenseNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Percentage of interest capitalised",
        "label": "Capitalisation rate of borrowing costs eligible for capitalisation"
       }
      },
      "en": {
       "role": {
        "documentation": "The weighted average of interest and other costs that an entity incurs in connection with the borrowing of funds applicable to the borrowings of the entity that are outstanding during the period, other than borrowings made specifically for the purpose of obtaining a qualifying asset. [Refer: Weighted average [member]; Borrowings]"
       }
      }
     },
     "auth_ref": [
      "r58",
      "r382"
     ]
    },
    "shel_CapitalisedExplorationDrillingCostAwaitingDevelopment": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CapitalisedExplorationDrillingCostAwaitingDevelopment",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/PropertyplantandequipmentNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Projects awaiting development concepts",
        "label": "Capitalised Exploration Drilling Cost Awaiting Development",
        "documentation": "Capitalised exploration drilling cost awaiting development."
       }
      }
     },
     "auth_ref": []
    },
    "shel_CapitalisedExplorationDrillingCostDrillingUnderway": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CapitalisedExplorationDrillingCostDrillingUnderway",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/PropertyplantandequipmentNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Exploration drilling costs capitalised",
        "label": "Capitalised Exploration Drilling Cost Drilling Underway",
        "documentation": "Capitalised exploration drilling cost drilling underway."
       }
      }
     },
     "auth_ref": []
    },
    "shel_CapitalisedExplorationDrillingCostNumberOfProjects": {
     "xbrltype": "integerItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CapitalisedExplorationDrillingCostNumberOfProjects",
     "presentation": [
      "http://www.shell.com/role/PropertyplantandequipmentSummaryofExplorationDrillingCostsCapitalisedforPeriodsGreaterThanOneYearDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Projects, number",
        "label": "Capitalised Exploration Drilling Cost Number Of Projects",
        "documentation": "Capitalised exploration drilling cost, number of projects."
       }
      }
     },
     "auth_ref": []
    },
    "shel_CapitalisedExplorationDrillingCostNumberOfWells": {
     "xbrltype": "integerItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CapitalisedExplorationDrillingCostNumberOfWells",
     "presentation": [
      "http://www.shell.com/role/PropertyplantandequipmentSummaryofExplorationDrillingCostsCapitalisedforPeriodsGreaterThanOneYearDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Wells, number",
        "label": "Capitalised Exploration Drilling Cost Number Of Wells",
        "documentation": "Capitalised exploration drilling cost, number of wells."
       }
      }
     },
     "auth_ref": []
    },
    "shel_CapitalisedExplorationDrillingCostProjects": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CapitalisedExplorationDrillingCostProjects",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/PropertyplantandequipmentSummaryofExplorationDrillingCostsCapitalisedforPeriodsGreaterThanOneYearDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Projects, value",
        "label": "Capitalised Exploration Drilling Cost Projects",
        "documentation": "Capitalised exploration drilling cost projects."
       }
      }
     },
     "auth_ref": []
    },
    "shel_CapitalisedExplorationDrillingCostWells": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CapitalisedExplorationDrillingCostWells",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/PropertyplantandequipmentSummaryofExplorationDrillingCostsCapitalisedforPeriodsGreaterThanOneYearDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Wells, value",
        "label": "Capitalised Exploration Drilling Cost Wells",
        "documentation": "Capitalised exploration drilling cost wells."
       }
      }
     },
     "auth_ref": []
    },
    "shel_CaptiveStructureMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CaptiveStructureMember",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanAssetsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Captive structure",
        "label": "Captive Structure [Member]",
        "documentation": "Captive Structure"
       }
      }
     },
     "auth_ref": []
    },
    "shel_CarbonEmissionExpense": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CarbonEmissionExpense",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation4Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Carbon emission expense",
        "label": "Carbon Emission Expense",
        "documentation": "Carbon Emission Expense"
       }
      }
     },
     "auth_ref": []
    },
    "shel_CarbonEmissionExpensePerTonne": {
     "xbrltype": "perUnitItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CarbonEmissionExpensePerTonne",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation4Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarboncostforecastDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarbonpriceperregionDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Carbon cost forecast (per tonne)",
        "label": "Carbon Emission Expense, Per Tonne",
        "documentation": "Carbon Emission Expense, Per Tonne"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsContractualMaturitiesofDerivativeLiabilitiesDetails",
      "http://www.shell.com/role/GoodwillandotherintangibleassetsNarrativeDetails",
      "http://www.shell.com/role/GoodwillandotherintangibleassetsSummaryofIntangibleAssetsandGoodwillDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsImpairmentsummaryDetails",
      "http://www.shell.com/role/LeasesSummaryofRightofuseAssetsDetails",
      "http://www.shell.com/role/PropertyplantandequipmentSummaryofPropertyPlantandEquipmentDetails",
      "http://www.shell.com/role/TradeandotherreceivablesNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis]",
        "label": "Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r15",
      "r21",
      "r98",
      "r103",
      "r111",
      "r112",
      "r113",
      "r114",
      "r115",
      "r210",
      "r240",
      "r241",
      "r362",
      "r367",
      "r400",
      "r404",
      "r407",
      "r408",
      "r409",
      "r410",
      "r411",
      "r424",
      "r450",
      "r451"
     ]
    },
    "ifrs-full_CarryingAmountMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CarryingAmountMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsContractualMaturitiesofDerivativeLiabilitiesDetails",
      "http://www.shell.com/role/GoodwillandotherintangibleassetsNarrativeDetails",
      "http://www.shell.com/role/GoodwillandotherintangibleassetsSummaryofIntangibleAssetsandGoodwillDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsImpairmentsummaryDetails",
      "http://www.shell.com/role/LeasesSummaryofRightofuseAssetsDetails",
      "http://www.shell.com/role/PropertyplantandequipmentSummaryofPropertyPlantandEquipmentDetails",
      "http://www.shell.com/role/TradeandotherreceivablesNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Carrying amount [member]",
        "label": "Carrying amount [member]"
       }
      }
     },
     "auth_ref": [
      "r21",
      "r103",
      "r111",
      "r113",
      "r114",
      "r210",
      "r240",
      "r241",
      "r367",
      "r404",
      "r407",
      "r409",
      "r410",
      "r424",
      "r450",
      "r451"
     ]
    },
    "shel_CarryingAmountOfCollateral": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CarryingAmountOfCollateral",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Carrying amount of collateral held",
        "label": "Carrying Amount Of Collateral",
        "documentation": "Carrying amount of collateral."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_Cash": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "Cash",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CashandcashequivalentsSummaryofCashandCashEquivalentsDetails": {
       "parentTag": "ifrs-full_CashAndCashEquivalents",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CashandcashequivalentsSummaryofCashandCashEquivalentsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Cash",
        "label": "Cash"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of cash on hand and demand deposits. [Refer: Cash on hand]"
       }
      }
     },
     "auth_ref": [
      "r766"
     ]
    },
    "shel_CashAndCashEquivalentMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CashAndCashEquivalentMember",
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofNetDebtDetails",
      "http://www.shell.com/role/FinancialinstrumentsDisclosureofFinancialAssetsandFinancialLiabilitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Cash and cash equivalents",
        "label": "Cash And Cash Equivalent [Member]",
        "documentation": "Cash and cash equivalent."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_CashAndCashEquivalents": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CashAndCashEquivalents",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET": {
       "parentTag": "ifrs-full_CurrentAssetsOtherThanAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners",
       "weight": 1.0,
       "order": 3.0
      },
      "http://www.shell.com/role/CashandcashequivalentsSummaryofCashandCashEquivalentsDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET",
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS",
      "http://www.shell.com/role/CashandcashequivalentsSummaryofCashandCashEquivalentsDetails",
      "http://www.shell.com/role/FinancialinstrumentsDisclosureofFinancialAssetsandFinancialLiabilitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Cash and cash equivalents",
        "periodStartLabel": "Cash and cash equivalents at beginning of year",
        "periodEndLabel": "Cash and cash equivalents at end of year",
        "totalLabel": "Total",
        "label": "Cash and cash equivalents"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of cash on hand and demand deposits, along with short-term, highly liquid investments that are readily convertible to known amounts of cash and that are subject to an insignificant risk of changes in value. [Refer: Cash; Cash equivalents]"
       }
      }
     },
     "auth_ref": [
      "r127",
      "r146",
      "r349",
      "r497"
     ]
    },
    "shel_CashCapitalExpenditurePerAnnum": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CashCapitalExpenditurePerAnnum",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/CapitalmanagementDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Cash capital expenditure",
        "label": "Cash Capital Expenditure, Per Annum",
        "documentation": "Cash Capital Expenditure, Per Annum"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_CashCollateralPledgedSubjectToEnforceableMasterNettingArrangementOrSimilarAgreementNotSetOffAgainstFinancialLiabilities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CashCollateralPledgedSubjectToEnforceableMasterNettingArrangementOrSimilarAgreementNotSetOffAgainstFinancialLiabilities",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/FinancialinstrumentsScheduleofTradeandOtherReceivablesOtherPayablesandDerivativeFinancialInstrumentsDetails": {
       "parentTag": "ifrs-full_NetFinancialLiabilitiesSubjectToOffsettingEnforceableMasterNettingArrangementsOrSimilarAgreements",
       "weight": -1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsScheduleofTradeandOtherReceivablesOtherPayablesandDerivativeFinancialInstrumentsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Cash collateral received/pledged",
        "label": "Cash collateral pledged subject to enforceable master netting arrangement or similar agreement not set off against financial liabilities"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of cash collateral pledged that is subject to an enforceable master netting arrangement or similar agreement and that is not set off against financial liabilities. [Refer: Financial liabilities]"
       }
      }
     },
     "auth_ref": [
      "r574",
      "r590"
     ]
    },
    "ifrs-full_CashCollateralReceivedSubjectToEnforceableMasterNettingArrangementOrSimilarAgreementNotSetOffAgainstFinancialAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CashCollateralReceivedSubjectToEnforceableMasterNettingArrangementOrSimilarAgreementNotSetOffAgainstFinancialAssets",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/FinancialinstrumentsScheduleofTradeandOtherReceivablesOtherPayablesandDerivativeFinancialInstrumentsDetails": {
       "parentTag": "ifrs-full_NetFinancialAssetsSubjectToOffsettingEnforceableMasterNettingArrangementsOrSimilarAgreements",
       "weight": -1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsScheduleofTradeandOtherReceivablesOtherPayablesandDerivativeFinancialInstrumentsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Cash collateral received/pledged",
        "label": "Cash collateral received subject to enforceable master netting arrangement or similar agreement not set off against financial assets"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of cash collateral received that is subject to an enforceable master netting arrangement or similar agreement and that is not set off against financial assets. [Refer: Financial assets]"
       }
      }
     },
     "auth_ref": [
      "r574",
      "r590"
     ]
    },
    "shel_CashDividendsPaidAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CashDividendsPaidAbstract",
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Cash dividends paid to:",
        "label": "Cash Dividends Paid [Abstract]",
        "documentation": "Cash Dividends Paid [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_CashEquivalents": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CashEquivalents",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CashandcashequivalentsSummaryofCashandCashEquivalentsDetails": {
       "parentTag": "ifrs-full_CashAndCashEquivalents",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CashandcashequivalentsSummaryofCashandCashEquivalentsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Money market funds, reverse repos and other cash equivalents",
        "label": "Cash equivalents"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of short-term, highly liquid investments that are readily convertible to known amounts of cash and that are subject to an insignificant risk of changes in value."
       }
      }
     },
     "auth_ref": [
      "r766"
     ]
    },
    "ifrs-full_CashFlowHedgesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CashFlowHedgesMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Cash flow hedges",
        "label": "Cash flow hedges [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for hedges of the exposure to variability in cash flows that (a) are attributable to a particular risk associated with a recognised asset or liability (such as all or some future interest payments on variable rate debt) or a highly probable forecast transaction; and (b) could affect profit or loss. [Refer: Types of hedges [domain]]"
       }
      }
     },
     "auth_ref": [
      "r108",
      "r230",
      "r231",
      "r232",
      "r442",
      "r443",
      "r444"
     ]
    },
    "shel_CashFlowHedgingGainsLossesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CashFlowHedgingGainsLossesMember",
     "presentation": [
      "http://www.shell.com/role/OtherreservesSummaryofAccumulatedOtherComprehensiveIncomeAttributabletoRoyalDutchShellplcShareholdersDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Cash flow hedging (losses)/gains",
        "label": "Cash Flow Hedging Gains Losses [Member]",
        "documentation": "Cash flow hedging gains losses."
       }
      }
     },
     "auth_ref": []
    },
    "shel_CashFlowProjectionPeriod": {
     "xbrltype": "durationItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CashFlowProjectionPeriod",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation5Details",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Cash flow projection period",
        "label": "Cash Flow Projection Period",
        "documentation": "Cash Flow Projection Period"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_CashFlowsFromLosingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CashFlowsFromLosingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS": {
       "parentTag": "ifrs-full_CashFlowsFromUsedInInvestingActivities",
       "weight": 1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Proceeds from joint ventures and associates from sale, capital reduction and repayment of long-term loans",
        "label": "Cash flows from losing control of subsidiaries or other businesses, classified as investing activities"
       }
      },
      "en": {
       "role": {
        "documentation": "The aggregate cash flows arising from losing control of subsidiaries or other businesses, classified as investing activities. [Refer: Total for all subsidiaries [member]]"
       }
      }
     },
     "auth_ref": [
      "r122"
     ]
    },
    "ifrs-full_CashFlowsFromUsedInFinancingActivities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CashFlowsFromUsedInFinancingActivities",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS": {
       "parentTag": "ifrs-full_IncreaseDecreaseInCashAndCashEquivalents",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Cash flow from financing activities",
        "label": "Cash flows from (used in) financing activities"
       }
      },
      "en": {
       "role": {
        "documentation": "The cash flows from (used in) financing activities, which are activities that result in changes in the size and composition of the contributed equity and borrowings of the entity, from continuing and discontinued operations."
       }
      }
     },
     "auth_ref": [
      "r117",
      "r128"
     ]
    },
    "ifrs-full_CashFlowsFromUsedInIncreaseDecreaseInCurrentBorrowings": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CashFlowsFromUsedInIncreaseDecreaseInCurrentBorrowings",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS": {
       "parentTag": "ifrs-full_CashFlowsFromUsedInFinancingActivities",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Net decrease in debt with maturity period within three months",
        "label": "Cash flows from (used in) increase (decrease) in current borrowings"
       }
      },
      "en": {
       "role": {
        "documentation": "The cash inflow (outflow) due to an increase (decrease) in current borrowings. [Refer: Current borrowings]"
       }
      }
     },
     "auth_ref": [
      "r761"
     ]
    },
    "ifrs-full_CashFlowsFromUsedInInvestingActivities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CashFlowsFromUsedInInvestingActivities",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS": {
       "parentTag": "ifrs-full_IncreaseDecreaseInCashAndCashEquivalents",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Cash flow from investing activities",
        "label": "Cash flows from (used in) investing activities"
       }
      },
      "en": {
       "role": {
        "documentation": "The cash flows from (used in) investing activities, which are the acquisition and disposal of long-term assets and other investments not included in cash equivalents, from continuing and discontinued operations."
       }
      }
     },
     "auth_ref": [
      "r117",
      "r128"
     ]
    },
    "ifrs-full_CashFlowsFromUsedInOperatingActivities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CashFlowsFromUsedInOperatingActivities",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS": {
       "parentTag": "ifrs-full_IncreaseDecreaseInCashAndCashEquivalents",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Cash flow from operating activities",
        "label": "Cash flows from (used in) operating activities"
       }
      }
     },
     "auth_ref": [
      "r117",
      "r128"
     ]
    },
    "ifrs-full_CashOutflowForLeases": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CashOutflowForLeases",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/LeasesNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Cash outflow for leases",
        "label": "Cash outflow for leases"
       }
      },
      "en": {
       "role": {
        "documentation": "The cash outflow for leases."
       }
      }
     },
     "auth_ref": [
      "r176",
      "r319"
     ]
    },
    "shel_CashOutflowForTotalCashCapitalExpenditure": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CashOutflowForTotalCashCapitalExpenditure",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS": {
       "parentTag": "ifrs-full_CashFlowsFromUsedInInvestingActivities",
       "weight": -1.0,
       "order": 6.0
      },
      "http://www.shell.com/role/SegmentinformationCashcapitalexpenditureDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS",
      "http://www.shell.com/role/SegmentinformationCashcapitalexpenditureDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedTotalLabel": "Cash capital expenditure",
        "totalLabel": "Cash capital expenditure",
        "label": "Cash Outflow For Total Cash Capital Expenditure",
        "documentation": "Cash Outflow For Total Cash Capital Expenditure"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_CategoriesOfFinancialAssetsAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CategoriesOfFinancialAssetsAbstract",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsDisclosureofFinancialAssetsandFinancialLiabilitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Financial assets",
        "label": "Categories of financial assets [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_CategoriesOfFinancialAssetsAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CategoriesOfFinancialAssetsAxis",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsDisclosureofFinancialAssetsandFinancialLiabilitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Categories of financial assets [axis]",
        "label": "Categories of financial assets [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r257",
      "r435"
     ]
    },
    "ifrs-full_CategoriesOfFinancialAssetsDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CategoriesOfFinancialAssetsDomain",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsDisclosureofFinancialAssetsandFinancialLiabilitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Financial assets, category [member]",
        "label": "Categories of financial assets [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for aggregated categories of financial assets. It also represents the standard value for the 'Categories of financial assets' axis if no other member is used. [Refer: Financial assets]"
       }
      }
     },
     "auth_ref": [
      "r257",
      "r435"
     ]
    },
    "ifrs-full_CategoriesOfFinancialLiabilitiesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CategoriesOfFinancialLiabilitiesAbstract",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsDisclosureofFinancialAssetsandFinancialLiabilitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Financial liabilities",
        "label": "Categories of financial liabilities [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_CategoriesOfFinancialLiabilitiesAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CategoriesOfFinancialLiabilitiesAxis",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsDisclosureofFinancialAssetsandFinancialLiabilitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Categories of financial liabilities [axis]",
        "label": "Categories of financial liabilities [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r257",
      "r435"
     ]
    },
    "ifrs-full_CategoriesOfFinancialLiabilitiesDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CategoriesOfFinancialLiabilitiesDomain",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsDisclosureofFinancialAssetsandFinancialLiabilitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Categories of financial liabilities [domain]",
        "label": "Categories of financial liabilities [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for aggregated categories of financial liabilities. It also represents the standard value for the 'Categories of financial liabilities' axis if no other member is used. [Refer: Financial assets]"
       }
      }
     },
     "auth_ref": [
      "r257",
      "r435"
     ]
    },
    "ifrs-full_CategoriesOfRelatedPartiesAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CategoriesOfRelatedPartiesAxis",
     "presentation": [
      "http://www.shell.com/role/DirectorsandseniormanagementSummaryofDirectorsandSeniorManagementExpenseDetails",
      "http://www.shell.com/role/DirectorsandseniormanagementSummaryofRemunerationofDirectorsoftheCompanyDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Categories of related parties [axis]",
        "label": "Categories of related parties [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r62",
      "r385"
     ]
    },
    "ifrs-full_CategoriesOfRelatedPartiesDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CategoriesOfRelatedPartiesDomain",
     "presentation": [
      "http://www.shell.com/role/DirectorsandseniormanagementSummaryofDirectorsandSeniorManagementExpenseDetails",
      "http://www.shell.com/role/DirectorsandseniormanagementSummaryofRemunerationofDirectorsoftheCompanyDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Categories of related parties [domain]",
        "label": "Categories of related parties [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for the standard value for the 'Categories of related parties' axis if no other member is used."
       }
      }
     },
     "auth_ref": [
      "r62",
      "r385"
     ]
    },
    "shel_ChangeInNoncontrollingInterest": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ChangeInNoncontrollingInterest",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS": {
       "parentTag": "ifrs-full_CashFlowsFromUsedInFinancingActivities",
       "weight": 1.0,
       "order": 6.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Change in non-controlling interest",
        "label": "Change In Noncontrolling Interest",
        "documentation": "Change in Non-controlling Interest"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_ChangedPeerGroupFnTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "ChangedPeerGroupFnTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Changed Peer Group, Footnote [Text Block]",
        "terseLabel": "Changed Peer Group, Footnote"
       }
      }
     },
     "auth_ref": [
      "r679"
     ]
    },
    "shel_ChangesInDecommissioningRestorationAndOtherProvisions": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ChangesInDecommissioningRestorationAndOtherProvisions",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/DecommissioningandotherprovisionsSummaryofDecommissioningandOtherProvisionsDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/DecommissioningandotherprovisionsSummaryofDecommissioningandOtherProvisionsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Change in decommissioning and other provisions",
        "label": "Changes In Decommissioning Restoration And Other Provisions",
        "documentation": "Changes in decommissioning restoration and other provisions."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_ChangesInOtherProvisions": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ChangesInOtherProvisions",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/EmissionsschemesandrelatedenvironmentalprogrammesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Total increase (decrease)",
        "label": "Increase (decrease) in other provisions"
       }
      },
      "en": {
       "role": {
        "documentation": "The increase (decrease) in other provisions. [Refer: Other provisions]"
       }
      }
     },
     "auth_ref": [
      "r94",
      "r398"
     ]
    },
    "ifrs-full_CharacteristicsOfDefinedBenefitPlansAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CharacteristicsOfDefinedBenefitPlansAxis",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsNarrativeDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanObligationsDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofRemeasurementsDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofRetirementBenefitExpenseDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofRetirementBenefitsbyFinancialPositionDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Characteristics of defined benefit plans [axis]",
        "label": "Characteristics of defined benefit plans [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r545"
     ]
    },
    "ifrs-full_CharacteristicsOfDefinedBenefitPlansDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CharacteristicsOfDefinedBenefitPlansDomain",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsNarrativeDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanObligationsDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofRemeasurementsDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofRetirementBenefitExpenseDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofRetirementBenefitsbyFinancialPositionDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Characteristics of defined benefit plans [domain]",
        "label": "Characteristics of defined benefit plans [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for all defined benefit plans when disaggregated by characteristics of defined benefits plans. It also represents the standard value for the 'Characteristics of defined benefit plans' axis if no other member is used."
       }
      }
     },
     "auth_ref": [
      "r545"
     ]
    },
    "shel_ChargesAgainstProvisionsOfDecommissioningRestorationAndOtherProvisions": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ChargesAgainstProvisionsOfDecommissioningRestorationAndOtherProvisions",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/DecommissioningandotherprovisionsSummaryofDecommissioningandOtherProvisionsDetails": {
       "parentTag": "shel_ChangesInDecommissioningRestorationAndOtherProvisions",
       "weight": -1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/DecommissioningandotherprovisionsSummaryofDecommissioningandOtherProvisionsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedLabel": "Amounts charged against provisions",
        "label": "Charges Against Provisions Of Decommissioning Restoration And Other Provisions",
        "documentation": "Charges against provisions of decommissioning restoration and other provisions."
       }
      }
     },
     "auth_ref": []
    },
    "shel_ChemicalAndProductsSegmentMarketingSegmentMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ChemicalAndProductsSegmentMarketingSegmentMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details",
      "http://www.shell.com/role/TaxationNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Chemical &amp; products and Marketing",
        "label": "Chemical And Products Segment, Marketing Segment [Member]",
        "documentation": "Chemical And Products Segment, Marketing Segment"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ChemicalPlantsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ChemicalPlantsMember",
     "presentation": [
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Chemical plants",
        "label": "Chemical Plants [Member]",
        "documentation": "Chemical plants."
       }
      }
     },
     "auth_ref": []
    },
    "shel_ChemicalProductsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ChemicalProductsMember",
     "presentation": [
      "http://www.shell.com/role/RevenuesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Chemicals products",
        "label": "Chemical Products [Member]",
        "documentation": "Chemical Products"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ChemicalsAndProductsCashGeneratingUnitMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ChemicalsAndProductsCashGeneratingUnitMember",
     "presentation": [
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Chemicals and Products",
        "label": "Chemicals And Products Cash Generating Unit [Member]",
        "documentation": "Chemicals And Products Cash Generating Unit"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ChemicalsAndProductsSegmentMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ChemicalsAndProductsSegmentMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation4Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation5Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarryingamountsofassetsDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionFixedassetsbysegmentDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails",
      "http://www.shell.com/role/EmployeesSummaryofAverageEmployeeNumbersDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails",
      "http://www.shell.com/role/SegmentinformationCashcapitalexpenditureDetails",
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails",
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails",
      "http://www.shell.com/role/TaxationNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Chemicals and Products",
        "label": "Chemicals And Products Segment [Member]",
        "documentation": "Chemicals And Products Segment"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ChemicalsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ChemicalsMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarryingamountsofassetsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Chemicals",
        "label": "Chemicals [Member]",
        "documentation": "Chemicals"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ChemicalsSegmentMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ChemicalsSegmentMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation5Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Chemicals segment",
        "label": "Chemicals Segment [Member]",
        "documentation": "Chemicals Segment"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_ChngInFrValAsOfVstngDtOfPrrYrEqtyAwrdsVstdInCvrdYrMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "ChngInFrValAsOfVstngDtOfPrrYrEqtyAwrdsVstdInCvrdYrMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year [Member]",
        "terseLabel": "Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year"
       }
      }
     },
     "auth_ref": [
      "r676"
     ]
    },
    "ecd_ChngInFrValOfOutsdngAndUnvstdEqtyAwrdsGrntdInPrrYrsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "ChngInFrValOfOutsdngAndUnvstdEqtyAwrdsGrntdInPrrYrsMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested [Member]",
        "terseLabel": "Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested"
       }
      }
     },
     "auth_ref": [
      "r674"
     ]
    },
    "dei_CityAreaCode": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "CityAreaCode",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "City Area Code",
        "label": "City Area Code",
        "documentation": "Area code of city"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_ClassesOfAssetsAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ClassesOfAssetsAxis",
     "presentation": [
      "http://www.shell.com/role/InvestmentsinsecuritiesScheduleofInvestmentsinSecuritiesUsingPredominantlyUnobservableInputsDetails",
      "http://www.shell.com/role/InvestmentsinsecuritiesSummaryofInvestmentsinSecuritiesDetails",
      "http://www.shell.com/role/LeasesSummaryofRightofuseAssetsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Classes of assets [axis]",
        "label": "Classes of assets [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r81",
      "r84",
      "r164",
      "r178",
      "r321",
      "r393",
      "r464"
     ]
    },
    "ifrs-full_ClassesOfAssetsDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ClassesOfAssetsDomain",
     "presentation": [
      "http://www.shell.com/role/InvestmentsinsecuritiesScheduleofInvestmentsinSecuritiesUsingPredominantlyUnobservableInputsDetails",
      "http://www.shell.com/role/InvestmentsinsecuritiesSummaryofInvestmentsinSecuritiesDetails",
      "http://www.shell.com/role/LeasesSummaryofRightofuseAssetsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Classes of assets [domain]",
        "label": "Classes of assets [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for a present economic resource controlled by the entity as a result of past events. Economic resource is a right that has the potential to produce economic benefits. It also represents the standard value for the 'Classes of assets' axis if no other member is used."
       }
      }
     },
     "auth_ref": [
      "r81",
      "r164",
      "r178",
      "r321",
      "r393",
      "r464"
     ]
    },
    "ifrs-full_ClassesOfContingentLiabilitiesAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ClassesOfContingentLiabilitiesAxis",
     "presentation": [
      "http://www.shell.com/role/LegalproceedingsandcontingenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Classes of contingent liabilities [axis]",
        "label": "Classes of contingent liabilities [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r95",
      "r205",
      "r399"
     ]
    },
    "ifrs-full_ClassesOfContingentLiabilitiesDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ClassesOfContingentLiabilitiesDomain",
     "presentation": [
      "http://www.shell.com/role/LegalproceedingsandcontingenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Classes of contingent liabilities [domain]",
        "label": "Classes of contingent liabilities [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for possible obligations that arise from past events and whose existence will be confirmed only by the occurrence or non-occurrence of one or more uncertain future events not wholly within the control of the entity; or, present obligations that arise from past events but are not recognised because (a) it is probable that an outflow of resources embodying economic benefits will be required to settle the obligations; or (b) the amount of the obligations cannot be measured with sufficient reliability. It also represents the standard value for the 'Classes of contingent liabilities' axis if no other member is used."
       }
      }
     },
     "auth_ref": [
      "r96",
      "r205"
     ]
    },
    "ifrs-full_ClassesOfFinancialAssetsAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ClassesOfFinancialAssetsAxis",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsDisclosureofFinancialAssetsandFinancialLiabilitiesDetails",
      "http://www.shell.com/role/FinancialinstrumentsSummaryofNetCarryingAmountsofDerivativeContractsHeldDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Classes of financial assets [axis]",
        "label": "Classes of financial assets [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r195",
      "r249",
      "r250",
      "r283",
      "r284",
      "r479"
     ]
    },
    "ifrs-full_ClassesOfFinancialAssetsDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ClassesOfFinancialAssetsDomain",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsDisclosureofFinancialAssetsandFinancialLiabilitiesDetails",
      "http://www.shell.com/role/FinancialinstrumentsSummaryofNetCarryingAmountsofDerivativeContractsHeldDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Classes of financial assets [domain]",
        "label": "Classes of financial assets [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for aggregated classes of financial assets. It also represents the standard value for the 'Classes of financial assets' axis if no other member is used. [Refer: Financial assets]"
       }
      }
     },
     "auth_ref": [
      "r195",
      "r249",
      "r250",
      "r283",
      "r284",
      "r479"
     ]
    },
    "ifrs-full_ClassesOfFinancialInstrumentsAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ClassesOfFinancialInstrumentsAxis",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsContractualMaturitiesofDerivativeLiabilitiesDetails",
      "http://www.shell.com/role/FinancialinstrumentsScheduleofCarryingAmountsofDerivativeContractsDesignatedandNotDesignatedasHedgingInstrumentsforHedgeAccountingDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanAssetsDetails",
      "http://www.shell.com/role/TradeandotherreceivablesNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Classes of financial instruments [axis]",
        "label": "Classes of financial instruments [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r240",
      "r242",
      "r244",
      "r245",
      "r450",
      "r453"
     ]
    },
    "ifrs-full_ClassesOfFinancialInstrumentsDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ClassesOfFinancialInstrumentsDomain",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsContractualMaturitiesofDerivativeLiabilitiesDetails",
      "http://www.shell.com/role/FinancialinstrumentsScheduleofCarryingAmountsofDerivativeContractsDesignatedandNotDesignatedasHedgingInstrumentsforHedgeAccountingDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanAssetsDetails",
      "http://www.shell.com/role/TradeandotherreceivablesNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Classes of financial instruments [domain]",
        "label": "Classes of financial instruments [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for aggregated classes of financial instruments. Financial instruments are contracts that give rise to a financial asset of one entity and a financial liability or equity instrument of another entity. It also represents the standard value for the 'Classes of financial instruments' axis if no other member is used. [Refer: Financial assets; Financial liabilities]"
       }
      }
     },
     "auth_ref": [
      "r240",
      "r242",
      "r244",
      "r245",
      "r450",
      "r453"
     ]
    },
    "ifrs-full_ClassesOfFinancialLiabilitiesAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ClassesOfFinancialLiabilitiesAxis",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsDisclosureofFinancialAssetsandFinancialLiabilitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Classes of financial liabilities [axis]",
        "label": "Classes of financial liabilities [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r249",
      "r250",
      "r283",
      "r284"
     ]
    },
    "ifrs-full_ClassesOfFinancialLiabilitiesDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ClassesOfFinancialLiabilitiesDomain",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsDisclosureofFinancialAssetsandFinancialLiabilitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Classes of financial liabilities [domain]",
        "label": "Classes of financial liabilities [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for aggregated classes financial liabilities. It also represents the standard value for the 'Classes of financial liabilities' axis if no other member is used. [Refer: Financial liabilities]"
       }
      }
     },
     "auth_ref": [
      "r249",
      "r250",
      "r283",
      "r284"
     ]
    },
    "ifrs-full_ClassesOfIntangibleAssetsAndGoodwillAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ClassesOfIntangibleAssetsAndGoodwillAxis",
     "presentation": [
      "http://www.shell.com/role/GoodwillandotherintangibleassetsSummaryofIntangibleAssetsandGoodwillDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Classes of intangible assets and goodwill [axis]",
        "label": "Classes of intangible assets and goodwill [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r755"
     ]
    },
    "ifrs-full_ClassesOfIntangibleAssetsAndGoodwillDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ClassesOfIntangibleAssetsAndGoodwillDomain",
     "presentation": [
      "http://www.shell.com/role/GoodwillandotherintangibleassetsSummaryofIntangibleAssetsandGoodwillDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Classes of intangible assets and goodwill [domain]",
        "label": "Classes of intangible assets and goodwill [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for intangible assets and goodwill. It also represents the standard value for the 'Classes of intangible assets and goodwill' axis if no other member is used. [Refer: Goodwill; Intangible assets other than goodwill]"
       }
      }
     },
     "auth_ref": [
      "r755"
     ]
    },
    "ifrs-full_ClassesOfOrdinarySharesAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ClassesOfOrdinarySharesAxis",
     "presentation": [
      "http://www.shell.com/role/SharecapitalNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Classes of ordinary shares [axis]",
        "label": "Classes of ordinary shares [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r74"
     ]
    },
    "ifrs-full_ClassesOfOrdinarySharesDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ClassesOfOrdinarySharesDomain",
     "presentation": [
      "http://www.shell.com/role/SharecapitalNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Ordinary shares",
        "label": "Classes of ordinary shares [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for the standard value for the 'Classes of ordinary shares' axis if no other member is used."
       }
      }
     },
     "auth_ref": [
      "r74"
     ]
    },
    "ifrs-full_ClassesOfOtherProvisionsDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ClassesOfOtherProvisionsDomain",
     "presentation": [
      "http://www.shell.com/role/DecommissioningandotherprovisionsNarrativeDetails",
      "http://www.shell.com/role/DecommissioningandotherprovisionsSummaryofDecommissioningandOtherProvisionsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Classes of other provisions [domain]",
        "label": "Classes of other provisions [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for provisions other than provisions for employee benefits. It also represents the standard value for the 'Classes of other provisions' axis if no other member is used. [Refer: Provisions]"
       }
      }
     },
     "auth_ref": [
      "r94",
      "r398"
     ]
    },
    "ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ClassesOfPropertyPlantAndEquipmentAxis",
     "presentation": [
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsImpairmentsummaryDetails",
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Classes of property, plant and equipment [axis]",
        "label": "Classes of property, plant and equipment [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r22",
      "r368"
     ]
    },
    "ifrs-full_ClassesOfPropertyPlantAndEquipmentDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ClassesOfPropertyPlantAndEquipmentDomain",
     "presentation": [
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsImpairmentsummaryDetails",
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Classes of property, plant and equipment [domain]",
        "label": "Classes of property, plant and equipment [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for the standard value for the 'Classes of property, plant and equipment' axis if no other member is used."
       }
      }
     },
     "auth_ref": [
      "r22",
      "r368"
     ]
    },
    "ifrs-full_ClassesOfProvisionsAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ClassesOfProvisionsAxis",
     "presentation": [
      "http://www.shell.com/role/DecommissioningandotherprovisionsNarrativeDetails",
      "http://www.shell.com/role/DecommissioningandotherprovisionsSummaryofDecommissioningandOtherProvisionsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Classes of other provisions [axis]",
        "label": "Classes of other provisions [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r94",
      "r398"
     ]
    },
    "ifrs-full_ClassesOfShareCapitalAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ClassesOfShareCapitalAxis",
     "presentation": [
      "http://www.shell.com/role/CoverPage",
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustNarrativeDetails",
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustScheduleofShareAwardsUnderthePSPandLTIPDetails",
      "http://www.shell.com/role/SharecapitalSummaryofIssuedandFullyPaidOrdinarySharesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Classes of share capital [axis]",
        "label": "Classes of share capital [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r339",
      "r468",
      "r518"
     ]
    },
    "ifrs-full_ClassesOfShareCapitalDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ClassesOfShareCapitalDomain",
     "presentation": [
      "http://www.shell.com/role/CoverPage",
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustNarrativeDetails",
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustScheduleofShareAwardsUnderthePSPandLTIPDetails",
      "http://www.shell.com/role/SharecapitalSummaryofIssuedandFullyPaidOrdinarySharesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Classes of share capital [domain]",
        "label": "Classes of share capital [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for share capital of the entity. It also represents the standard value for the 'Classes of share capital' axis if no other member is used."
       }
      }
     },
     "auth_ref": [
      "r339",
      "r468",
      "r518"
     ]
    },
    "shel_ClimateChangeAndEnergyTransitionAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ClimateChangeAndEnergyTransitionAbstract",
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Climate Change and Energy Transition [Abstract]",
        "label": "Climate Change and Energy Transition [Abstract]",
        "documentation": "Climate Change and Energy Transition [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ClimateChangeAndEnergyTransitionSummaryOfMidPriceTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ClimateChangeAndEnergyTransitionSummaryOfMidPriceTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Climate change and energy transition summary of mid-price",
        "label": "Climate Change And Energy Transition Summary Of Mid-Price [Table Text Block]",
        "documentation": "Climate Change And Energy Transition Summary Of Mid-Price"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ClimateChangeLitigationMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ClimateChangeLitigationMember",
     "presentation": [
      "http://www.shell.com/role/LegalproceedingsandcontingenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Climate change",
        "label": "Climate Change Litigation [Member]",
        "documentation": "Climate change litigation."
       }
      }
     },
     "auth_ref": []
    },
    "ecd_CoSelectedMeasureAmt": {
     "xbrltype": "decimalItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "CoSelectedMeasureAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Company Selected Measure Amount",
        "terseLabel": "Company Selected Measure Amount"
       }
      }
     },
     "auth_ref": [
      "r680"
     ]
    },
    "ecd_CoSelectedMeasureName": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "CoSelectedMeasureName",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Company Selected Measure Name",
        "terseLabel": "Company Selected Measure Name"
       }
      }
     },
     "auth_ref": [
      "r680"
     ]
    },
    "shel_CommercialPaperProgrammeMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CommercialPaperProgrammeMember",
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofBorrowingFacilitiesandAmountsUndrawnDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "CP programmes",
        "label": "Commercial Paper Programme [Member]",
        "documentation": "Commercial paper programme."
       }
      }
     },
     "auth_ref": []
    },
    "shel_CommercialPaperProgrammes": {
     "xbrltype": "integerItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CommercialPaperProgrammes",
     "presentation": [
      "http://www.shell.com/role/DebtNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "CP programmes",
        "label": "Commercial Paper Programmes",
        "documentation": "Commercial Paper Programmes"
       }
      }
     },
     "auth_ref": []
    },
    "shel_CommercialPaperUndiscountedCashFlows": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CommercialPaperUndiscountedCashFlows",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/DebtScheduleofDifferenceinContractualCashFlowsforDebtExcludingFinanceLeaseLiabilitieswiththeCarryingAmountDetails": {
       "parentTag": "ifrs-full_NonderivativeFinancialLiabilitiesUndiscountedCashFlows",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "auth_ref": []
    },
    "ifrs-full_CommitmentsInRelationToJointVentures": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CommitmentsInRelationToJointVentures",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/JointventuresandassociatesSummaryofOtherArrangementsinRespectofJointVenturesandAssociatesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Commitments to make purchases from joint ventures and associates",
        "label": "Commitments in relation to joint ventures"
       }
      },
      "en": {
       "role": {
        "documentation": "The commitments that the entity has relating to its joint ventures as specified in paragraphs B18-B20 of IFRS 12. [Refer: Total for all joint ventures [member]]"
       }
      }
     },
     "auth_ref": [
      "r138"
     ]
    },
    "shel_CommitmentsToFinanceOrOtherwiseProvideResourcesToJointVenturesAndAssociates": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CommitmentsToFinanceOrOtherwiseProvideResourcesToJointVenturesAndAssociates",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/JointventuresandassociatesSummaryofOtherArrangementsinRespectofJointVenturesandAssociatesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Commitments to provide debt or equity funding to joint ventures and associates",
        "label": "Commitments To Finance Or Otherwise Provide Resources To Joint Ventures And Associates",
        "documentation": "Commitments to finance or otherwise provide resources to joint ventures and associates"
       }
      }
     },
     "auth_ref": []
    },
    "shel_CommittedCreditFacilityDueIn2024Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CommittedCreditFacilityDueIn2024Member",
     "presentation": [
      "http://www.shell.com/role/DebtNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Committed credit facility, due in 2023",
        "label": "Committed Credit Facility, Due In 2024 [Member]",
        "documentation": "Committed Credit Facility, Due In 2024"
       }
      }
     },
     "auth_ref": []
    },
    "shel_CommittedCreditFacilityDueIn2025Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CommittedCreditFacilityDueIn2025Member",
     "presentation": [
      "http://www.shell.com/role/DebtNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Committed credit facility, due in 2025",
        "label": "Committed Credit Facility, Due In 2025 [Member]",
        "documentation": "Committed Credit Facility, Due In 2025"
       }
      }
     },
     "auth_ref": []
    },
    "shel_CommittedCreditFacilityDueIn2026Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CommittedCreditFacilityDueIn2026Member",
     "presentation": [
      "http://www.shell.com/role/DebtNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Committed credit facility, due In 2026",
        "label": "Committed Credit Facility, Due In 2026 [Member]",
        "documentation": "Committed Credit Facility, Due In 2026"
       }
      }
     },
     "auth_ref": []
    },
    "shel_CommittedCreditFacilityMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CommittedCreditFacilityMember",
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofBorrowingFacilitiesandAmountsUndrawnDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Committed credit facilities",
        "label": "Committed Credit Facility [Member]",
        "documentation": "Committed credit facility."
       }
      }
     },
     "auth_ref": []
    },
    "shel_CommodityDerivativesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CommodityDerivativesMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsContractualMaturitiesofDerivativeLiabilitiesDetails",
      "http://www.shell.com/role/FinancialinstrumentsScheduleofCarryingAmountsofDerivativeContractsDesignatedandNotDesignatedasHedgingInstrumentsforHedgeAccountingDetails",
      "http://www.shell.com/role/FinancialinstrumentsSummaryofNetCarryingAmountsofDerivativeContractsHeldDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Commodity derivatives",
        "label": "Commodity Derivatives [Member]",
        "documentation": "Commodity derivatives."
       }
      }
     },
     "auth_ref": []
    },
    "shel_CommodityPrice": {
     "xbrltype": "decimalItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CommodityPrice",
     "presentation": [
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Commodity price",
        "label": "Commodity Price",
        "documentation": "Commodity Price"
       }
      }
     },
     "auth_ref": []
    },
    "shel_CommodityPriceAfterYearFour": {
     "xbrltype": "decimalItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CommodityPriceAfterYearFour",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Commodity price after year 4",
        "label": "Commodity Price After Year Four",
        "documentation": "Commodity Price After Year Four"
       }
      }
     },
     "auth_ref": []
    },
    "shel_CommodityPriceIncreaseAfterYearFourToYearTwentyFour": {
     "xbrltype": "decimalItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CommodityPriceIncreaseAfterYearFourToYearTwentyFour",
     "presentation": [
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Commodity price increase after year 4 to year 24",
        "label": "Commodity Price Increase After Year Four to Year Twenty Four",
        "documentation": "Commodity Price Increase After Year Four to Year Twenty Four"
       }
      }
     },
     "auth_ref": []
    },
    "shel_CommodityPriceNextTwelveMonths": {
     "xbrltype": "decimalItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CommodityPriceNextTwelveMonths",
     "presentation": [
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsCommodityPriceAssumptionsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "2026",
        "label": "Commodity Price Next Twelve Months",
        "documentation": "Commodity price next twelve months."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_CommodityPriceRiskMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CommodityPriceRiskMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsNarrativeDetails",
      "http://www.shell.com/role/FinancialinstrumentsScheduleofValueatRiskPretaxDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Commodity price risk",
        "label": "Commodity price risk [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for a component of other price risk that represents the type of risk that the fair value or future cash flows of a financial instrument will fluctuate because of changes in commodity prices. [Refer: Classes of financial instruments [domain]]"
       }
      }
     },
     "auth_ref": [
      "r578",
      "r588"
     ]
    },
    "shel_CommodityPriceYearFour": {
     "xbrltype": "decimalItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CommodityPriceYearFour",
     "presentation": [
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsCommodityPriceAssumptionsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "2029",
        "label": "Commodity Price Year Four",
        "documentation": "Commodity Price Year Four"
       }
      }
     },
     "auth_ref": []
    },
    "shel_CommodityPriceYearThree": {
     "xbrltype": "decimalItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CommodityPriceYearThree",
     "presentation": [
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsCommodityPriceAssumptionsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "2028",
        "label": "Commodity Price Year Three",
        "documentation": "Commodity price year three."
       }
      }
     },
     "auth_ref": []
    },
    "shel_CommodityPriceYearTwo": {
     "xbrltype": "decimalItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CommodityPriceYearTwo",
     "presentation": [
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsCommodityPriceAssumptionsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "2027",
        "label": "Commodity Price Year Two",
        "documentation": "Commodity price year two."
       }
      }
     },
     "auth_ref": []
    },
    "ecd_CompActuallyPaidVsCoSelectedMeasureTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "CompActuallyPaidVsCoSelectedMeasureTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Compensation Actually Paid vs. Company Selected Measure [Text Block]",
        "terseLabel": "Compensation Actually Paid vs. Company Selected Measure"
       }
      }
     },
     "auth_ref": [
      "r685"
     ]
    },
    "ecd_CompActuallyPaidVsNetIncomeTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "CompActuallyPaidVsNetIncomeTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Compensation Actually Paid vs. Net Income [Text Block]",
        "terseLabel": "Compensation Actually Paid vs. Net Income"
       }
      }
     },
     "auth_ref": [
      "r684"
     ]
    },
    "ecd_CompActuallyPaidVsOtherMeasureTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "CompActuallyPaidVsOtherMeasureTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Compensation Actually Paid vs. Other Measure [Text Block]",
        "terseLabel": "Compensation Actually Paid vs. Other Measure"
       }
      }
     },
     "auth_ref": [
      "r686"
     ]
    },
    "ecd_CompActuallyPaidVsTotalShareholderRtnTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "CompActuallyPaidVsTotalShareholderRtnTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Compensation Actually Paid vs. Total Shareholder Return [Text Block]",
        "terseLabel": "Compensation Actually Paid vs. Total Shareholder Return"
       }
      }
     },
     "auth_ref": [
      "r683"
     ]
    },
    "ifrs-full_ComponentsOfEquityAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ComponentsOfEquityAxis",
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCHANGESINEQUITY",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details",
      "http://www.shell.com/role/OtherreservesSummaryofAccumulatedOtherComprehensiveIncomeAttributabletoRoyalDutchShellplcShareholdersDetails",
      "http://www.shell.com/role/OtherreservesSummaryofOtherReservesAttributabletoRoyalDutchShellplcShareholdersDetails",
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustNarrativeDetails",
      "http://www.shell.com/role/SharecapitalSummaryofIssuedandFullyPaidOrdinarySharesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Components of equity [axis]",
        "label": "Components of equity [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r486"
     ]
    },
    "ifrs-full_ComponentsOfEquityDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ComponentsOfEquityDomain",
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCHANGESINEQUITY",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details",
      "http://www.shell.com/role/OtherreservesSummaryofAccumulatedOtherComprehensiveIncomeAttributabletoRoyalDutchShellplcShareholdersDetails",
      "http://www.shell.com/role/OtherreservesSummaryofOtherReservesAttributabletoRoyalDutchShellplcShareholdersDetails",
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustNarrativeDetails",
      "http://www.shell.com/role/SharecapitalSummaryofIssuedandFullyPaidOrdinarySharesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Components of equity [domain]",
        "label": "Components of equity [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for the residual interest in the assets of the entity after deducting all its liabilities. It also represents the standard value for the 'Components of equity' axis if no other member is used."
       }
      }
     },
     "auth_ref": [
      "r486"
     ]
    },
    "ifrs-full_ComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTaxAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTaxAbstract",
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOME"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Items that may be reclassified to income in later periods:",
        "label": "Components of other comprehensive income that will be reclassified to profit or loss, net of tax [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_ComponentsOfOtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTaxAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ComponentsOfOtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTaxAbstract",
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOME"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Items that are not reclassified to income in later periods:",
        "label": "Components of other comprehensive income that will not be reclassified to profit or loss, net of tax [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_ComprehensiveIncome": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ComprehensiveIncome",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOME": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      },
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOMEAlternativecalcDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCHANGESINEQUITY",
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOME"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Comprehensive income for the period",
        "terseLabel": "Comprehensive income for the period",
        "label": "Comprehensive income"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of change in equity resulting from transactions and other events, other than those changes resulting from transactions with owners in their capacity as owners."
       }
      }
     },
     "auth_ref": [
      "r130",
      "r132",
      "r143",
      "r388",
      "r413",
      "r481",
      "r523",
      "r562"
     ]
    },
    "ifrs-full_ComprehensiveIncomeAttributableToNoncontrollingInterests": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ComprehensiveIncomeAttributableToNoncontrollingInterests",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOMEAlternativecalcDetails": {
       "parentTag": "ifrs-full_ComprehensiveIncome",
       "weight": 1.0,
       "order": 2.0
      },
      "http://www.shell.com/role/OtherreservesSummaryofAccumulatedOtherComprehensiveIncomeAttributabletoRoyalDutchShellplcShareholdersDetails": {
       "parentTag": "shel_AccumulatedOtherComprehensiveIncomeAttributableToOwnersOfParent",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOME",
      "http://www.shell.com/role/OtherreservesSummaryofAccumulatedOtherComprehensiveIncomeAttributabletoRoyalDutchShellplcShareholdersDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Comprehensive income attributable to non-controlling interest",
        "verboseLabel": "Less: non-controlling interest",
        "label": "Comprehensive income, attributable to non-controlling interests"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of comprehensive income attributable to non-controlling interests. [Refer: Comprehensive income; Non-controlling interests]"
       }
      }
     },
     "auth_ref": [
      "r481",
      "r526"
     ]
    },
    "ifrs-full_ComprehensiveIncomeAttributableToOwnersOfParent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ComprehensiveIncomeAttributableToOwnersOfParent",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOMEAlternativecalcDetails": {
       "parentTag": "ifrs-full_ComprehensiveIncome",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOME",
      "http://www.shell.com/role/OtherreservesSummaryofOtherReservesAttributabletoRoyalDutchShellplcShareholdersDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Comprehensive income attributable to Shell plc shareholders",
        "label": "Comprehensive income, attributable to owners of parent"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of comprehensive income attributable to owners of the parent. [Refer: Comprehensive income]"
       }
      }
     },
     "auth_ref": [
      "r481",
      "r527"
     ]
    },
    "ifrs-full_ComputerSoftwareMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ComputerSoftwareMember",
     "presentation": [
      "http://www.shell.com/role/GoodwillandotherintangibleassetsSummaryofIntangibleAssetsandGoodwillDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Software",
        "label": "Computer software [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for a class of intangible assets representing computer software. [Refer: Intangible assets other than goodwill]"
       }
      }
     },
     "auth_ref": [
      "r553"
     ]
    },
    "ifrs-full_ConsiderationPaidReceived": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ConsiderationPaidReceived",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/PostbalancesheeteventsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedTerseLabel": "Consideration received",
        "label": "Consideration paid (received)"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of consideration paid or received in respect of both obtaining and losing control of subsidiaries or other businesses. [Refer: Total for all subsidiaries [member]]"
       }
      }
     },
     "auth_ref": [
      "r123"
     ]
    },
    "dei_ContactPersonnelEmailAddress": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "ContactPersonnelEmailAddress",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Contact Personnel Email Address",
        "label": "Contact Personnel Email Address",
        "documentation": "Email address of contact personnel."
       }
      }
     },
     "auth_ref": []
    },
    "dei_ContactPersonnelName": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "ContactPersonnelName",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Contact Personnel Name",
        "label": "Contact Personnel Name",
        "documentation": "Name of contact personnel"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ContractualCommitmentsForAcquisitionAndLeaseOfPropertyPlantAndEquipment": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ContractualCommitmentsForAcquisitionAndLeaseOfPropertyPlantAndEquipment",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/PropertyplantandequipmentNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Contractual commitments for purchase and lease of property, plant and equipment",
        "label": "Contractual Commitments For Acquisition And Lease Of Property, Plant And Equipment",
        "documentation": "Contractual Commitments For Acquisition And Lease Of Property, Plant And Equipment"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ContractualCommitmentsForLeaseOfPropertyPlantAndEquipment": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ContractualCommitmentsForLeaseOfPropertyPlantAndEquipment",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/PropertyplantandequipmentNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Contractual commitments for lease of property, plant and equipment",
        "label": "Contractual Commitments For Lease Of Property, Plant And Equipment",
        "documentation": "Contractual Commitments For Lease Of Property, Plant And Equipment"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ContractualPaymentsInterestValue": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ContractualPaymentsInterestValue",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofDifferenceinContractualCashFlowsforDebtExcludingFinanceLeaseLiabilitieswiththeCarryingAmountDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Interest",
        "label": "Contractual Payments Interest Value",
        "documentation": "Contractual payments interest value."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_ContributionsToPlanByEmployerNetDefinedBenefitLiabilityAsset": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ContributionsToPlanByEmployerNetDefinedBenefitLiabilityAsset",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanAssetsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Employer contributions",
        "label": "Decrease (increase) in net defined benefit liability (asset) resulting from resulting from contributions to plan by employer"
       }
      },
      "en": {
       "role": {
        "documentation": "The decrease (increase) in net defined benefit liability (asset) resulting from contributions to a defined benefit plan by the employer. [Refer: Net defined benefit liability (asset); Defined benefit plans [domain]]"
       }
      }
     },
     "auth_ref": [
      "r40"
     ]
    },
    "ifrs-full_ContributionsToPlanByPlanParticipantsNetDefinedBenefitLiabilityAsset": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ContributionsToPlanByPlanParticipantsNetDefinedBenefitLiabilityAsset",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanAssetsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Plan participants' contributions",
        "label": "Decrease (increase) in net defined benefit liability (asset) resulting from contributions to plan by plan participants"
       }
      },
      "en": {
       "role": {
        "documentation": "The decrease (increase) in the net defined benefit liability (asset) resulting from contributions to a defined benefit plan by plan participants. [Refer: Net defined benefit liability (asset); Defined benefit plans [domain]]"
       }
      }
     },
     "auth_ref": [
      "r40"
     ]
    },
    "shel_CorporateSegment1Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CorporateSegment1Member",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionFixedassetsbysegmentDetails",
      "http://www.shell.com/role/EmployeesSummaryofAverageEmployeeNumbersDetails",
      "http://www.shell.com/role/SegmentinformationCashcapitalexpenditureDetails",
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails",
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Corporate",
        "label": "Corporate Segment1 [Member]",
        "documentation": "Corporate Segment1"
       }
      }
     },
     "auth_ref": []
    },
    "shel_CostOfEnvironmentalSchemesAndRelatedEnvironmentalPlans": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CostOfEnvironmentalSchemesAndRelatedEnvironmentalPlans",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/EmissionsschemesandrelatedenvironmentalprogrammesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Cost of environmental schemes and related environmental plans",
        "label": "Cost of Environmental Schemes and Related Environmental Plans",
        "documentation": "Cost of Environmental Schemes and Related Environmental Plans"
       }
      }
     },
     "auth_ref": []
    },
    "shel_CostOfSuppliesBasisAdjustmentOnTaxation": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CostOfSuppliesBasisAdjustmentOnTaxation",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Tax on current cost of supplies adjustment",
        "label": "Cost Of Supplies Basis Adjustment On Taxation",
        "documentation": "Cost of supplies basis adjustment on taxation."
       }
      }
     },
     "auth_ref": []
    },
    "srt_CounterpartyNameAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/srt/2025",
     "localname": "CounterpartyNameAxis",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails",
      "http://www.shell.com/role/JointventuresandassociatesNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Counterparty Name [Axis]",
        "label": "Counterparty Name [Axis]",
        "documentation": "Information by name of counterparty. A counterparty is the other party that participates in a financial transaction. Examples include, but not limited to, the name of the financial institution."
       }
      }
     },
     "auth_ref": [
      "r307",
      "r308"
     ]
    },
    "dei_CoverAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "CoverAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Cover [Abstract]",
        "documentation": "Cover page."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_CreditRiskMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CreditRiskMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Credit risk",
        "label": "Credit risk [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for the risk that one party to a financial instrument will cause a financial loss for the other party by failing to discharge an obligation. [Refer: Classes of financial instruments [domain]]"
       }
      }
     },
     "auth_ref": [
      "r189",
      "r190",
      "r191",
      "r576"
     ]
    },
    "srt_CrudeOilMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/srt/2025",
     "localname": "CrudeOilMember",
     "presentation": [
      "http://www.shell.com/role/RevenuesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Crude oil",
        "label": "Crude Oil [Member]",
        "documentation": "Unrefined, unprocessed oil, which may be used in a variety of applications, and from which, petroleum-based products are produced."
       }
      }
     },
     "auth_ref": [
      "r731",
      "r771",
      "r772"
     ]
    },
    "srt_CurrencyAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/srt/2025",
     "localname": "CurrencyAxis",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsSummaryof10AppreciationAgainsttheDollarofMainCurrenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Currency",
        "label": "Currency [Axis]",
        "documentation": "Information by currency."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_CurrencyRiskMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CurrencyRiskMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Foreign exchange risk",
        "label": "Currency risk [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for a type of market risk representing the risk that the fair value or future cash flows of a financial instrument will fluctuate because of changes in foreign exchange rates. [Refer: Classes of financial instruments [domain]]"
       }
      }
     },
     "auth_ref": [
      "r189",
      "r190",
      "r191",
      "r192",
      "r260"
     ]
    },
    "shel_CurrencySwapsAndOptionsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CurrencySwapsAndOptionsMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsContractualMaturitiesofDerivativeLiabilitiesDetails",
      "http://www.shell.com/role/FinancialinstrumentsScheduleofCarryingAmountsofDerivativeContractsDesignatedandNotDesignatedasHedgingInstrumentsforHedgeAccountingDetails",
      "http://www.shell.com/role/FinancialinstrumentsSummaryofNetCarryingAmountsofDerivativeContractsHeldDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Currency swaps and options",
        "label": "Currency Swaps And Options [Member]",
        "documentation": "Currency swaps and options."
       }
      }
     },
     "auth_ref": []
    },
    "shel_CurrencyTranslationDifferencesDecommissioningRestorationAndOtherProvisions": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CurrencyTranslationDifferencesDecommissioningRestorationAndOtherProvisions",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/DecommissioningandotherprovisionsSummaryofDecommissioningandOtherProvisionsDetails": {
       "parentTag": "shel_ChangesInDecommissioningRestorationAndOtherProvisions",
       "weight": 1.0,
       "order": 6.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/DecommissioningandotherprovisionsSummaryofDecommissioningandOtherProvisionsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Currency translation differences",
        "label": "Currency Translation Differences Decommissioning Restoration And Other Provisions",
        "documentation": "Currency translation differences decommissioning restoration and other provisions."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_CurrentAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CurrentAssets",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET": {
       "parentTag": "ifrs-full_Assets",
       "weight": 1.0,
       "order": 2.0
      },
      "http://www.shell.com/role/AssetsheldforsaleDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/AssetsheldforsaleDetails",
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Current assets",
        "label": "Current assets"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of assets that the entity (a) expects to realise or intends to sell or consume in its normal operating cycle; (b) holds primarily for the purpose of trading; (c) expects to realise within twelve months after the reporting period; or (d) classifies as cash or cash equivalents (as defined in IAS 7) unless the asset is restricted from being exchanged or used to settle a liability for at least twelve months after the reporting period. [Refer: Assets]"
       }
      }
     },
     "auth_ref": [
      "r139",
      "r509",
      "r562"
     ]
    },
    "ifrs-full_CurrentAssetsAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CurrentAssetsAbstract",
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Current assets",
        "label": "Current assets [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_CurrentAssetsOtherThanAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CurrentAssetsOtherThanAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET": {
       "parentTag": "ifrs-full_CurrentAssets",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Total current assets other than non-current assets or disposal groups classified as held for sale or as held for distribution to owners",
        "label": "Current assets other than non-current assets or disposal groups classified as held for sale or as held for distribution to owners"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of current assets other than non-current assets or disposal groups classified as held for sale or as held for distribution to owners. [Refer: Current assets; Disposal groups classified as held for sale [member]; Non-current assets or disposal groups classified as held for sale; Non-current assets or disposal groups classified as held for distribution to owners]"
       }
      }
     },
     "auth_ref": [
      "r509"
     ]
    },
    "ifrs-full_CurrentBorrowingsAndCurrentPortionOfNoncurrentBorrowings": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CurrentBorrowingsAndCurrentPortionOfNoncurrentBorrowings",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/DebtScheduleofDebtDetails": {
       "parentTag": "ifrs-full_Borrowings",
       "weight": 1.0,
       "order": 1.0
      },
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET": {
       "parentTag": "ifrs-full_CurrentLiabilitiesOtherThanLiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSale",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/AssetsheldforsaleDetails",
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET",
      "http://www.shell.com/role/DebtScheduleofDebtDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Debt",
        "verboseLabel": "Current debt",
        "totalLabel": "Current debt:",
        "label": "Current borrowings and current portion of non-current borrowings"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of current borrowings and current portion of non-current borrowings. [Refer: Borrowings]"
       }
      }
     },
     "auth_ref": [
      "r784"
     ]
    },
    "shel_CurrentCostOfSuppliesAdjustment": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CurrentCostOfSuppliesAdjustment",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Current cost of supplies adjustment before taxation",
        "label": "Current Cost Of Supplies Adjustment",
        "documentation": "Current Cost Of Supplies Adjustment"
       }
      }
     },
     "auth_ref": []
    },
    "shel_CurrentDebtMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CurrentDebtMember",
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofNetDebtDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Current debt",
        "label": "Current Debt [Member]",
        "documentation": "Current debt."
       }
      }
     },
     "auth_ref": []
    },
    "shel_CurrentDecommissioningRestorationAndOtherProvisions": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CurrentDecommissioningRestorationAndOtherProvisions",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/DecommissioningandotherprovisionsSummaryofDecommissioningandOtherProvisionsDetails": {
       "parentTag": "shel_DecommissioningRestorationAndOtherProvisions",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/DecommissioningandotherprovisionsSummaryofDecommissioningandOtherProvisionsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "periodStartLabel": "Current beginning balance",
        "periodEndLabel": "Current ending balance",
        "label": "Current Decommissioning Restoration And Other Provisions",
        "documentation": "Current decommissioning restoration and other provisions"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_CurrentDerivativeFinancialAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CurrentDerivativeFinancialAssets",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET": {
       "parentTag": "ifrs-full_CurrentAssetsOtherThanAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners",
       "weight": 1.0,
       "order": 1.0
      },
      "http://www.shell.com/role/AssetsheldforsaleDetails": {
       "parentTag": "ifrs-full_Assets",
       "weight": 1.0,
       "order": 9.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/AssetsheldforsaleDetails",
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Derivative financial instruments",
        "label": "Current derivative financial assets"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of current derivative financial assets. [Refer: Derivative financial assets]"
       }
      }
     },
     "auth_ref": [
      "r784"
     ]
    },
    "ifrs-full_CurrentDerivativeFinancialLiabilities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CurrentDerivativeFinancialLiabilities",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET": {
       "parentTag": "ifrs-full_CurrentLiabilitiesOtherThanLiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSale",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Derivative financial instruments",
        "label": "Current derivative financial liabilities"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of current derivative financial liabilities. [Refer: Derivative financial liabilities]"
       }
      }
     },
     "auth_ref": [
      "r784"
     ]
    },
    "ifrs-full_CurrentFinanceLeaseReceivables": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CurrentFinanceLeaseReceivables",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/TradeandotherreceivablesSummaryofTradeandOtherReceivablesDetails": {
       "parentTag": "ifrs-full_TradeAndOtherCurrentReceivables",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/TradeandotherreceivablesSummaryofTradeandOtherReceivablesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Lease receivables",
        "label": "Current finance lease receivables"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of current finance lease receivables. [Refer: Finance lease receivables]"
       }
      }
     },
     "auth_ref": [
      "r784"
     ]
    },
    "dei_CurrentFiscalYearEndDate": {
     "xbrltype": "gMonthDayItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "CurrentFiscalYearEndDate",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Current Fiscal Year End Date",
        "label": "Current Fiscal Year End Date",
        "documentation": "End date of current fiscal year in the format --MM-DD."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_CurrentLiabilities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CurrentLiabilities",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET": {
       "parentTag": "ifrs-full_Liabilities",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/AssetsheldforsaleDetails",
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Current liabilities",
        "label": "Current liabilities"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of liabilities that: (a) the entity expects to settle in its normal operating cycle; (b) the entity holds primarily for the purpose of trading; (c) are due to be settled within twelve months after the reporting period; or (d) the entity does not have the right at the end of the reporting period to defer settlement for at least twelve months after the reporting period."
       }
      }
     },
     "auth_ref": [
      "r141",
      "r510",
      "r562"
     ]
    },
    "ifrs-full_CurrentLiabilitiesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CurrentLiabilitiesAbstract",
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Current liabilities",
        "label": "Current liabilities [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_CurrentLiabilitiesOtherThanLiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSale": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CurrentLiabilitiesOtherThanLiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSale",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET": {
       "parentTag": "ifrs-full_CurrentLiabilities",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Total current liabilities other than liabilities included in disposal groups classified as held for sale",
        "label": "Current liabilities other than liabilities included in disposal groups classified as held for sale"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of current liabilities other than liabilities included in disposal groups classified as held for sale. [Refer: Current liabilities; Disposal groups classified as held for sale [member]; Liabilities included in disposal groups classified as held for sale]"
       }
      }
     },
     "auth_ref": [
      "r510"
     ]
    },
    "ifrs-full_CurrentPortionOfLongtermBorrowings": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CurrentPortionOfLongtermBorrowings",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/DebtScheduleofDebtDetails": {
       "parentTag": "ifrs-full_CurrentBorrowingsAndCurrentPortionOfNoncurrentBorrowings",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofDebtDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Long-term debt due within 1 year",
        "label": "Current portion of non-current borrowings"
       }
      },
      "en": {
       "role": {
        "documentation": "The current portion of non-current borrowings. [Refer: Borrowings]"
       }
      }
     },
     "auth_ref": [
      "r784"
     ]
    },
    "shel_CurrentPrepaymentsAndCurrentAccruedIncome": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CurrentPrepaymentsAndCurrentAccruedIncome",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/TradeandotherreceivablesSummaryofTradeandOtherReceivablesDetails": {
       "parentTag": "ifrs-full_TradeAndOtherCurrentReceivables",
       "weight": 1.0,
       "order": 5.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/TradeandotherreceivablesSummaryofTradeandOtherReceivablesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Prepayments and deferred charges",
        "label": "Current prepayments and current accrued income",
        "documentation": "The amount of current prepayments and current accrued income. [Refer: Prepayments; Accrued income]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_CurrentReceivablesFromTaxesOtherThanIncomeTax": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CurrentReceivablesFromTaxesOtherThanIncomeTax",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/TradeandotherreceivablesNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Current receivables from taxes other than income tax",
        "label": "Current receivables from taxes other than income tax"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of current receivables from taxes other than income tax. [Refer: Receivables from taxes other than income tax]"
       }
      }
     },
     "auth_ref": [
      "r785"
     ]
    },
    "ifrs-full_CurrentRecognisedAssetsDefinedBenefitPlan": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CurrentRecognisedAssetsDefinedBenefitPlan",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/AssetsheldforsaleDetails": {
       "parentTag": "ifrs-full_CurrentAssets",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/AssetsheldforsaleDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Current net defined benefit asset",
        "label": "Current net defined benefit asset"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of current net defined benefit asset. [Refer: Net defined benefit asset]"
       }
      }
     },
     "auth_ref": [
      "r784"
     ]
    },
    "ifrs-full_CurrentServiceCostDefinedBenefitPlans": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CurrentServiceCostDefinedBenefitPlans",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/RetirementbenefitsSummaryofRetirementBenefitExpenseDetails": {
       "parentTag": "ifrs-full_PostemploymentBenefitExpenseDefinedBenefitPlans",
       "weight": 1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofRetirementBenefitExpenseDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Current service cost, net of plan participants' contributions",
        "label": "Current service cost, defined benefit plans"
       }
      }
     },
     "auth_ref": [
      "r737"
     ]
    },
    "ifrs-full_CurrentServiceCostNetDefinedBenefitLiabilityAsset": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CurrentServiceCostNetDefinedBenefitLiabilityAsset",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanObligationsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "verboseLabel": "Current service cost",
        "label": "Increase in net defined benefit liability (asset) resulting from current service cost"
       }
      },
      "en": {
       "role": {
        "documentation": "The increase (decrease) in the net defined benefit liability (asset) resulting from employee service in the current period. [Refer: Net defined benefit liability (asset)]"
       }
      }
     },
     "auth_ref": [
      "r32",
      "r374"
     ]
    },
    "ifrs-full_CurrentTaxAssetsCurrent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CurrentTaxAssetsCurrent",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/TradeandotherreceivablesNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Current income tax receivable",
        "label": "Current tax assets, current"
       }
      },
      "en": {
       "role": {
        "documentation": "The current amount of current tax assets. [Refer: Current tax assets]"
       }
      }
     },
     "auth_ref": [
      "r500"
     ]
    },
    "ifrs-full_CurrentTaxAssetsNoncurrent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CurrentTaxAssetsNoncurrent",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/TradeandotherreceivablesNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Non-current income tax receivable",
        "label": "Current tax assets, non-current"
       }
      },
      "en": {
       "role": {
        "documentation": "The non-current amount of current tax assets. [Refer: Current tax assets]"
       }
      }
     },
     "auth_ref": [
      "r500"
     ]
    },
    "ifrs-full_CurrentTaxExpenseIncome": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CurrentTaxExpenseIncome",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/TaxationSummaryofTaxationChargeDetails": {
       "parentTag": "ifrs-full_CurrentTaxExpenseIncomeAndAdjustmentsForCurrentTaxOfPriorPeriods",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofTaxationChargeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Charge in respect of current period",
        "label": "Current tax expense (income)"
       }
      }
     },
     "auth_ref": [
      "r540",
      "r600"
     ]
    },
    "ifrs-full_CurrentTaxExpenseIncomeAndAdjustmentsForCurrentTaxOfPriorPeriods": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CurrentTaxExpenseIncomeAndAdjustmentsForCurrentTaxOfPriorPeriods",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/TaxationSummaryofTaxationChargeDetails": {
       "parentTag": "ifrs-full_IncomeTaxExpenseContinuingOperations",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofTaxationChargeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Total",
        "label": "Current tax expense (income) and adjustments for current tax of prior periods"
       }
      }
     },
     "auth_ref": [
      "r732"
     ]
    },
    "ifrs-full_CurrentTaxExpenseIncomeAndAdjustmentsForCurrentTaxOfPriorPeriodsAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CurrentTaxExpenseIncomeAndAdjustmentsForCurrentTaxOfPriorPeriodsAbstract",
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofTaxationChargeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Current tax:",
        "label": "Current tax expense (income) and adjustments for current tax of prior periods [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "shel_CurrentTaxExpenseIncomeExcludingPillarTwoIncomeTaxes": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "CurrentTaxExpenseIncomeExcludingPillarTwoIncomeTaxes",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/TaxationDisclosureOfPillarTwoTaxInformationDetails": {
       "parentTag": "ifrs-full_IncomeTaxExpenseContinuingOperations",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/TaxationDisclosureOfPillarTwoTaxInformationDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Income tax excluding Pillar Two income tax",
        "label": "Current Tax Expense (Income) Excluding Pillar Two Income Taxes",
        "documentation": "Current Tax Expense (Income) Excluding Pillar Two Income Taxes"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_CurrentTaxExpenseIncomeRelatedToPillarTwoIncomeTaxes": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CurrentTaxExpenseIncomeRelatedToPillarTwoIncomeTaxes",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/TaxationDisclosureOfPillarTwoTaxInformationDetails": {
       "parentTag": "ifrs-full_IncomeTaxExpenseContinuingOperations",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/TaxationDisclosureOfPillarTwoTaxInformationDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Income tax related to Pillar Two income tax",
        "label": "Current tax expense (income), related to Pillar Two income taxes"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of current tax expense (income) related to Pillar Two income taxes."
       }
      }
     },
     "auth_ref": [
      "r12",
      "r360"
     ]
    },
    "ifrs-full_CurrentTaxLiabilitiesCurrent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CurrentTaxLiabilitiesCurrent",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET": {
       "parentTag": "ifrs-full_CurrentLiabilitiesOtherThanLiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSale",
       "weight": 1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/AssetsheldforsaleDetails",
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Income taxes payable",
        "label": "Current tax liabilities, current"
       }
      },
      "en": {
       "role": {
        "documentation": "The current amount of current tax liabilities. [Refer: Current tax liabilities]"
       }
      }
     },
     "auth_ref": [
      "r500"
     ]
    },
    "ifrs-full_CurrentTradeReceivables": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "CurrentTradeReceivables",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/TradeandotherreceivablesSummaryofTradeandOtherReceivablesDetails": {
       "parentTag": "ifrs-full_TradeAndOtherCurrentReceivables",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/TradeandotherreceivablesSummaryofTradeandOtherReceivablesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Trade receivables",
        "label": "Current trade receivables"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of current trade receivables. [Refer: Trade receivables]"
       }
      }
     },
     "auth_ref": [
      "r605",
      "r611",
      "r613"
     ]
    },
    "cyd_CybersecurityRiskBoardCommitteeOrSubcommitteeResponsibleForOversightTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/cyd/2025",
     "localname": "CybersecurityRiskBoardCommitteeOrSubcommitteeResponsibleForOversightTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/cyd/role/CybersecurityRiskManagementAndStrategyDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cybersecurity Risk Board Committee or Subcommittee Responsible for Oversight [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r631",
      "r720"
     ]
    },
    "cyd_CybersecurityRiskBoardOfDirectorsOversightTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/cyd/2025",
     "localname": "CybersecurityRiskBoardOfDirectorsOversightTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/cyd/role/CybersecurityRiskManagementAndStrategyDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cybersecurity Risk Board of Directors Oversight [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r631",
      "r720"
     ]
    },
    "cyd_CybersecurityRiskManagementExpertiseOfManagementResponsibleTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/cyd/2025",
     "localname": "CybersecurityRiskManagementExpertiseOfManagementResponsibleTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/cyd/role/CybersecurityRiskManagementAndStrategyDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cybersecurity Risk Management Expertise of Management Responsible [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r633",
      "r722"
     ]
    },
    "cyd_CybersecurityRiskManagementPositionsOrCommitteesResponsibleFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/cyd/2025",
     "localname": "CybersecurityRiskManagementPositionsOrCommitteesResponsibleFlag",
     "presentation": [
      "http://xbrl.sec.gov/cyd/role/CybersecurityRiskManagementAndStrategyDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cybersecurity Risk Management Positions or Committees Responsible [Flag]"
       }
      }
     },
     "auth_ref": [
      "r633",
      "r722"
     ]
    },
    "cyd_CybersecurityRiskManagementPositionsOrCommitteesResponsibleReportToBoardFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/cyd/2025",
     "localname": "CybersecurityRiskManagementPositionsOrCommitteesResponsibleReportToBoardFlag",
     "presentation": [
      "http://xbrl.sec.gov/cyd/role/CybersecurityRiskManagementAndStrategyDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cybersecurity Risk Management Positions or Committees Responsible Report to Board [Flag]"
       }
      }
     },
     "auth_ref": [
      "r635",
      "r724"
     ]
    },
    "cyd_CybersecurityRiskManagementPositionsOrCommitteesResponsibleTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/cyd/2025",
     "localname": "CybersecurityRiskManagementPositionsOrCommitteesResponsibleTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/cyd/role/CybersecurityRiskManagementAndStrategyDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cybersecurity Risk Management Positions or Committees Responsible [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r633",
      "r722"
     ]
    },
    "cyd_CybersecurityRiskManagementProcessesForAssessingIdentifyingAndManagingThreatsTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/cyd/2025",
     "localname": "CybersecurityRiskManagementProcessesForAssessingIdentifyingAndManagingThreatsTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/cyd/role/CybersecurityRiskManagementAndStrategyDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cybersecurity Risk Management Processes for Assessing, Identifying, and Managing Threats [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r626",
      "r715"
     ]
    },
    "cyd_CybersecurityRiskManagementProcessesIntegratedFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/cyd/2025",
     "localname": "CybersecurityRiskManagementProcessesIntegratedFlag",
     "presentation": [
      "http://xbrl.sec.gov/cyd/role/CybersecurityRiskManagementAndStrategyDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cybersecurity Risk Management Processes Integrated [Flag]"
       }
      }
     },
     "auth_ref": [
      "r627",
      "r716"
     ]
    },
    "cyd_CybersecurityRiskManagementProcessesIntegratedTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/cyd/2025",
     "localname": "CybersecurityRiskManagementProcessesIntegratedTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/cyd/role/CybersecurityRiskManagementAndStrategyDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cybersecurity Risk Management Processes Integrated [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r627",
      "r716"
     ]
    },
    "cyd_CybersecurityRiskManagementStrategyAndGovernanceAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/cyd/2025",
     "localname": "CybersecurityRiskManagementStrategyAndGovernanceAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Cybersecurity Risk Management, Strategy, and Governance [Abstract]"
       }
      }
     },
     "auth_ref": [
      "r625",
      "r714"
     ]
    },
    "cyd_CybersecurityRiskManagementStrategyAndGovernanceLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/cyd/2025",
     "localname": "CybersecurityRiskManagementStrategyAndGovernanceLineItems",
     "presentation": [
      "http://xbrl.sec.gov/cyd/role/CybersecurityRiskManagementAndStrategyDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cybersecurity Risk Management, Strategy, and Governance [Line Items]"
       }
      }
     },
     "auth_ref": [
      "r625",
      "r714"
     ]
    },
    "cyd_CybersecurityRiskManagementStrategyAndGovernanceTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/cyd/2025",
     "localname": "CybersecurityRiskManagementStrategyAndGovernanceTable",
     "presentation": [
      "http://xbrl.sec.gov/cyd/role/CybersecurityRiskManagementAndStrategyDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cybersecurity Risk Management, Strategy, and Governance [Table]"
       }
      }
     },
     "auth_ref": [
      "r625",
      "r714"
     ]
    },
    "cyd_CybersecurityRiskManagementThirdPartyEngagedFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/cyd/2025",
     "localname": "CybersecurityRiskManagementThirdPartyEngagedFlag",
     "presentation": [
      "http://xbrl.sec.gov/cyd/role/CybersecurityRiskManagementAndStrategyDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cybersecurity Risk Management Third Party Engaged [Flag]"
       }
      }
     },
     "auth_ref": [
      "r628",
      "r717"
     ]
    },
    "cyd_CybersecurityRiskMateriallyAffectedOrReasonablyLikelyToMateriallyAffectRegistrantFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/cyd/2025",
     "localname": "CybersecurityRiskMateriallyAffectedOrReasonablyLikelyToMateriallyAffectRegistrantFlag",
     "presentation": [
      "http://xbrl.sec.gov/cyd/role/CybersecurityRiskManagementAndStrategyDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cybersecurity Risk Materially Affected or Reasonably Likely to Materially Affect Registrant [Flag]"
       }
      }
     },
     "auth_ref": [
      "r630",
      "r719"
     ]
    },
    "cyd_CybersecurityRiskMateriallyAffectedOrReasonablyLikelyToMateriallyAffectRegistrantTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/cyd/2025",
     "localname": "CybersecurityRiskMateriallyAffectedOrReasonablyLikelyToMateriallyAffectRegistrantTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/cyd/role/CybersecurityRiskManagementAndStrategyDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cybersecurity Risk Materially Affected or Reasonably Likely to Materially Affect Registrant [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r630",
      "r719"
     ]
    },
    "cyd_CybersecurityRiskProcessForInformingBoardCommitteeOrSubcommitteeResponsibleForOversightTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/cyd/2025",
     "localname": "CybersecurityRiskProcessForInformingBoardCommitteeOrSubcommitteeResponsibleForOversightTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/cyd/role/CybersecurityRiskManagementAndStrategyDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cybersecurity Risk Process for Informing Board Committee or Subcommittee Responsible for Oversight [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r631",
      "r720"
     ]
    },
    "cyd_CybersecurityRiskProcessForInformingManagementOrCommitteesResponsibleTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/cyd/2025",
     "localname": "CybersecurityRiskProcessForInformingManagementOrCommitteesResponsibleTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/cyd/role/CybersecurityRiskManagementAndStrategyDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cybersecurity Risk Process for Informing Management or Committees Responsible [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r634",
      "r723"
     ]
    },
    "cyd_CybersecurityRiskRoleOfManagementTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/cyd/2025",
     "localname": "CybersecurityRiskRoleOfManagementTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/cyd/role/CybersecurityRiskManagementAndStrategyDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cybersecurity Risk Role of Management [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r632",
      "r721"
     ]
    },
    "cyd_CybersecurityRiskThirdPartyOversightAndIdentificationProcessesFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/cyd/2025",
     "localname": "CybersecurityRiskThirdPartyOversightAndIdentificationProcessesFlag",
     "presentation": [
      "http://xbrl.sec.gov/cyd/role/CybersecurityRiskManagementAndStrategyDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cybersecurity Risk Third Party Oversight and Identification Processes [Flag]"
       }
      }
     },
     "auth_ref": [
      "r629",
      "r718"
     ]
    },
    "country_DE": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/country/2025",
     "localname": "DE",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanAssetsDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanObligationsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Germany",
        "label": "GERMANY"
       }
      }
     },
     "auth_ref": []
    },
    "shel_DebtAndEquitySecuritiesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DebtAndEquitySecuritiesMember",
     "presentation": [
      "http://www.shell.com/role/InvestmentsinsecuritiesScheduleofInvestmentsinSecuritiesUsingPredominantlyUnobservableInputsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Debt and equity securities",
        "label": "Debt And Equity Securities [Member]",
        "documentation": "Debt And Equity Securities"
       }
      }
     },
     "auth_ref": []
    },
    "shel_DebtInstrumentsRemeasurementsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DebtInstrumentsRemeasurementsMember",
     "presentation": [
      "http://www.shell.com/role/OtherreservesSummaryofAccumulatedOtherComprehensiveIncomeAttributabletoRoyalDutchShellplcShareholdersDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Debt instruments remeasurements",
        "label": "Debt Instruments Remeasurements [Member]",
        "documentation": "Debt instruments remeasurements."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DebtRepurchaseAgreementsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DebtRepurchaseAgreementsMember",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanAssetsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Debt repurchase agreements",
        "label": "Debt Repurchase Agreements [Member]",
        "documentation": "Debt Repurchase Agreements"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DebtSecuritiesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DebtSecuritiesMember",
     "presentation": [
      "http://www.shell.com/role/InvestmentsinsecuritiesSummaryofInvestmentsinSecuritiesDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanAssetsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Debt securities",
        "label": "Debt securities [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for instruments held by the entity that represent indebtedness."
       }
      }
     },
     "auth_ref": [
      "r564",
      "r566"
     ]
    },
    "shel_DecemberMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DecemberMember",
     "presentation": [
      "http://www.shell.com/role/DividendsSummaryofInterimDividendsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "December",
        "label": "December [Member]",
        "documentation": "December"
       }
      }
     },
     "auth_ref": []
    },
    "shel_DecommissioningAndOtherProvisionsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DecommissioningAndOtherProvisionsMember",
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofDeferredTaxDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Decommissioning and other provisions",
        "label": "Decommissioning And Other Provisions [Member]",
        "documentation": "Decommissioning And Other Provisions."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DecommissioningRestorationAndOtherProvisions": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DecommissioningRestorationAndOtherProvisions",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/DecommissioningandotherprovisionsSummaryofDecommissioningandOtherProvisionsDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/DecommissioningandotherprovisionsSummaryofDecommissioningandOtherProvisionsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "periodStartLabel": "Decommissioning and other provision beginning balance",
        "periodEndLabel": "Decommissioning and other provision ending balance",
        "label": "Decommissioning Restoration And Other Provisions",
        "documentation": "Decommissioning restoration and other provisions."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DecommissioningTerm": {
     "xbrltype": "durationItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DecommissioningTerm",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details",
      "http://www.shell.com/role/LegalproceedingsandcontingenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Decommissioning term",
        "label": "Decommissioning Term",
        "documentation": "Decommissioning Term"
       }
      }
     },
     "auth_ref": []
    },
    "shel_DecreaseInOtherProvisionsDueToPossibleIncreaseInDiscountRate": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DecreaseInOtherProvisionsDueToPossibleIncreaseInDiscountRate",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/DecommissioningandotherprovisionsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Decrease in provision due to increase in discount rate assumption",
        "label": "Decrease In Other Provisions Due to Possible Increase In Discount Rate",
        "documentation": "Decrease In Other Provisions Due to Possible Increase In Discount Rate"
       }
      }
     },
     "auth_ref": []
    },
    "shel_DecreaseInRecoverableAmountOfPropertyPlantAndEquipment": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DecreaseInRecoverableAmountOfPropertyPlantAndEquipment",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation4Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Decrease in recoverable amount of assets",
        "label": "Decrease In Recoverable Amount Of Property Plant And Equipment",
        "documentation": "Decrease In Recoverable Amount Of Property Plant And Equipment"
       }
      }
     },
     "auth_ref": []
    },
    "shel_DecreaseIncreaseInNetDefinedBenefitLiabilityAssetResultingFromResultingFromContributionsFromCaptiveSources": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DecreaseIncreaseInNetDefinedBenefitLiabilityAssetResultingFromResultingFromContributionsFromCaptiveSources",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanAssetsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedTerseLabel": "Contributions received from the captive structure in relation to the pension plans reinsurred",
        "label": "Decrease (Increase) In Net Defined Benefit Liability (Asset) Resulting From Resulting From Contributions From Captive Sources",
        "documentation": "Decrease (Increase) In Net Defined Benefit Liability (Asset) Resulting From Resulting From Contributions From Captive Sources"
       }
      }
     },
     "auth_ref": []
    },
    "shel_DecreaseThroughDisposalAndTransfersToLiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSaleOtherProvisions": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DecreaseThroughDisposalAndTransfersToLiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSaleOtherProvisions",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/DecommissioningandotherprovisionsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Decrease through disposals and transfers to liabilities included in disposal groups classified as held for sale, other provisions",
        "label": "Decrease Through Disposal And Transfers To Liabilities Included In Disposal Groups Classified As Held For Sale, Other Provisions",
        "documentation": "Decrease Through Disposal And TransfersTo Liabilities Included In Disposal Groups Classified As Held For Sale, Other Provisions"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DecreaseThroughTransferToLiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSaleOtherProvisions": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DecreaseThroughTransferToLiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSaleOtherProvisions",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/DecommissioningandotherprovisionsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Decrease through transfer to liabilities included in disposal groups classified as held for sale, other provisions",
        "label": "Decrease through transfer to liabilities included in disposal groups classified as held for sale, other provisions"
       }
      },
      "en": {
       "role": {
        "documentation": "The decrease in other provisions resulting from the transfer of those provisions to liabilities included in disposal groups classified as held for sale. [Refer: Other provisions; Disposal groups classified as held for sale [member]]"
       }
      }
     },
     "auth_ref": [
      "r750"
     ]
    },
    "shel_DeferredConsiderationOnTheDivestmentOfAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DeferredConsiderationOnTheDivestmentOfAssets",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/TradeandotherreceivablesNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Deferred consideration on the divestment of assets",
        "label": "Deferred Consideration on the Divestment of Assets",
        "documentation": "Deferred Consideration on the Divestment of Assets"
       }
      }
     },
     "auth_ref": []
    },
    "shel_DeferredCostOfHedgingMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DeferredCostOfHedgingMember",
     "presentation": [
      "http://www.shell.com/role/OtherreservesSummaryofAccumulatedOtherComprehensiveIncomeAttributabletoRoyalDutchShellplcShareholdersDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Deferred cost of hedging",
        "label": "Deferred Cost Of Hedging [Member]",
        "documentation": "Deferred cost of hedging."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DeferredTaxAssetWhenUtilisationIsDependentOnFutureTaxableProfitsInExcessOfProfitsFromReversalOfTaxableTemporaryDifferencesAndEntityHasSufferedLossInJurisdictionToWhichDeferredTaxAssetRelates": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DeferredTaxAssetWhenUtilisationIsDependentOnFutureTaxableProfitsInExcessOfProfitsFromReversalOfTaxableTemporaryDifferencesAndEntityHasSufferedLossInJurisdictionToWhichDeferredTaxAssetRelates",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/TaxationNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Deferred tax assets dependent on future taxable profits",
        "label": "Deferred tax asset when utilisation is dependent on future taxable profits in excess of profits from reversal of taxable temporary differences and entity has suffered loss in jurisdiction to which deferred tax asset relates"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of deferred tax asset when: (a) the utilisation of the deferred tax asset is dependent on future taxable profits in excess of the profits arising from the reversal of existing taxable temporary differences; and (b) the entity has suffered a loss in either the current or preceding period in the tax jurisdiction to which the deferred tax asset relates. [Refer: Temporary differences [member]]"
       }
      }
     },
     "auth_ref": [
      "r11"
     ]
    },
    "ifrs-full_DeferredTaxAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DeferredTaxAssets",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/TaxationSummaryofDeferredTaxDetails": {
       "parentTag": "ifrs-full_DeferredTaxLiabilityAsset",
       "weight": -1.0,
       "order": 2.0
      },
      "http://www.shell.com/role/AssetsheldforsaleDetails": {
       "parentTag": "ifrs-full_Assets",
       "weight": 1.0,
       "order": 4.0
      },
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET": {
       "parentTag": "ifrs-full_NoncurrentAssets",
       "weight": 1.0,
       "order": 5.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/AssetsheldforsaleDetails",
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details",
      "http://www.shell.com/role/TaxationNarrativeDetails",
      "http://www.shell.com/role/TaxationSummaryofDeferredTaxDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Deferred tax",
        "verboseLabel": "Deferred tax asset",
        "label": "Deferred tax assets"
       }
      },
      "en": {
       "role": {
        "documentation": "The amounts of income taxes recoverable in future periods in respect of: (a) deductible temporary differences; (b) the carryforward of unused tax losses; and (c) the carryforward of unused tax credits. [Refer: Temporary differences [member]; Unused tax credits [member]; Unused tax losses [member]]"
       }
      }
     },
     "auth_ref": [
      "r8",
      "r357",
      "r501",
      "r506"
     ]
    },
    "shel_DeferredTaxAssetsBeforeOffsetting": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DeferredTaxAssetsBeforeOffsetting",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/TaxationSummaryofDeferredTaxDetails_1": {
       "parentTag": "ifrs-full_DeferredTaxLiabilityAsset",
       "weight": -1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofDeferredTaxDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "periodStartLabel": "Deferred tax asset, Beginning balance",
        "periodEndLabel": "Deferred tax asset, Ending balance",
        "label": "Deferred Tax Assets Before Offsetting",
        "documentation": "Deferred tax assets before offsetting."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DeferredTaxAssetsExpenseIncomeRecognisedInProfitOrLoss": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DeferredTaxAssetsExpenseIncomeRecognisedInProfitOrLoss",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofDeferredTaxDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Credit/(charge) to income",
        "label": "Deferred Tax Assets Expense Income Recognised In Profit Or Loss",
        "documentation": "Deferred tax assets expense income recognised in profit or loss."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DeferredTaxAssetsRecognizedInOtherMovements": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DeferredTaxAssetsRecognizedInOtherMovements",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofDeferredTaxDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Other movements",
        "label": "Deferred Tax Assets Recognized In Other Movements",
        "documentation": "Deferred Tax Assets Recognized In Other Movements."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DeferredTaxExpenseIncomeAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DeferredTaxExpenseIncomeAbstract",
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofTaxationChargeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Deferred tax:",
        "label": "Deferred tax expense (income) [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DeferredTaxExpenseIncomeRecognisedInProfitOrLoss": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DeferredTaxExpenseIncomeRecognisedInProfitOrLoss",
     "calculation": {
      "http://www.shell.com/role/TaxationSummaryofTaxationChargeDetails": {
       "parentTag": "ifrs-full_IncomeTaxExpenseContinuingOperations",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofTaxationChargeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Total",
        "label": "Deferred tax expense (income) recognised in profit or loss"
       }
      }
     },
     "auth_ref": [
      "r9",
      "r358"
     ]
    },
    "ifrs-full_DeferredTaxExpenseIncomeRelatingToOriginationAndReversalOfTemporaryDifferences": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DeferredTaxExpenseIncomeRelatingToOriginationAndReversalOfTemporaryDifferences",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/TaxationSummaryofTaxationChargeDetails": {
       "parentTag": "ifrs-full_DeferredTaxExpenseIncomeRecognisedInProfitOrLoss",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofTaxationChargeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Relating to the origination and reversal of temporary differences, tax losses and credits",
        "label": "Deferred tax expense (income) relating to origination and reversal of temporary differences"
       }
      }
     },
     "auth_ref": [
      "r542",
      "r602"
     ]
    },
    "ifrs-full_DeferredTaxExpenseIncomeRelatingToTaxRateChangesOrImpositionOfNewTaxes": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DeferredTaxExpenseIncomeRelatingToTaxRateChangesOrImpositionOfNewTaxes",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/TaxationSummaryofTaxationChargeDetails": {
       "parentTag": "ifrs-full_DeferredTaxExpenseIncomeRecognisedInProfitOrLoss",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofTaxationChargeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Relating to changes in tax rates and legislation",
        "label": "Deferred tax expense (income) relating to tax rate changes or imposition of new taxes"
       }
      }
     },
     "auth_ref": [
      "r543",
      "r603"
     ]
    },
    "ifrs-full_DeferredTaxLiabilities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DeferredTaxLiabilities",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/TaxationSummaryofDeferredTaxDetails": {
       "parentTag": "ifrs-full_DeferredTaxLiabilityAsset",
       "weight": 1.0,
       "order": 1.0
      },
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET": {
       "parentTag": "ifrs-full_NoncurrentLiabilities",
       "weight": 1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/AssetsheldforsaleDetails",
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET",
      "http://www.shell.com/role/TaxationSummaryofDeferredTaxDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Deferred tax",
        "negatedLabel": "Deferred tax liability",
        "label": "Deferred tax liabilities"
       }
      },
      "en": {
       "role": {
        "documentation": "The amounts of income taxes payable in future periods in respect of taxable temporary differences. [Refer: Temporary differences [member]]"
       }
      }
     },
     "auth_ref": [
      "r8",
      "r357",
      "r501",
      "r506"
     ]
    },
    "shel_DeferredTaxLiabilitiesExpenseIncomeRecognisedInProfitOrLoss": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DeferredTaxLiabilitiesExpenseIncomeRecognisedInProfitOrLoss",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofDeferredTaxDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedTerseLabel": "(Charge)/credit to income",
        "label": "Deferred Tax Liabilities Expense Income Recognised In Profit Or Loss",
        "documentation": "Deferred tax liabilities expense income recognised in profit or loss."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DeferredTaxLiabilitiesRecognizedInOtherMovements": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DeferredTaxLiabilitiesRecognizedInOtherMovements",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofDeferredTaxDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedTerseLabel": "Other movements",
        "label": "Deferred Tax Liabilities Recognized In Other Movements",
        "documentation": "Deferred tax liabilities recognized in other movements."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DeferredTaxLiabilityAsset": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DeferredTaxLiabilityAsset",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/TaxationSummaryofDeferredTaxDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      },
      "http://www.shell.com/role/TaxationSummaryofDeferredTaxDetails_1": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofDeferredTaxDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedTotalLabel": "Deferred tax liability (asset)",
        "label": "Deferred tax liability (asset)"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of deferred tax liabilities or assets. [Refer: Deferred tax liabilities; Deferred tax assets]"
       }
      }
     },
     "auth_ref": [
      "r8",
      "r357"
     ]
    },
    "shel_DeferredTaxLiabilityBeforeOffsetting": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DeferredTaxLiabilityBeforeOffsetting",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/TaxationSummaryofDeferredTaxDetails_1": {
       "parentTag": "ifrs-full_DeferredTaxLiabilityAsset",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofDeferredTaxDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedPeriodStartLabel": "Deferred tax liability, Beginning Balance",
        "negatedPeriodEndLabel": "Deferred tax liability, Ending Balance",
        "label": "Deferred Tax Liability Before Offsetting",
        "documentation": "Deferred tax liability before offsetting."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DefinedBenefitPlanAssetAllocationPercentage": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DefinedBenefitPlanAssetAllocationPercentage",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanAssetsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Defined benefit plan asset allocation percentage",
        "label": "Defined Benefit Plan Asset Allocation Percentage",
        "documentation": "Defined benefit plan asset allocation percentage."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DefinedBenefitPlansAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DefinedBenefitPlansAbstract",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofRetirementBenefitExpenseDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Defined benefit plans:",
        "label": "Defined Benefit Plans [Abstract]",
        "documentation": "Defined Benefit Plans [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DefinedBenefitPlansAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DefinedBenefitPlansAxis",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Defined benefit plans [axis]",
        "label": "Defined benefit plans [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r27",
      "r370"
     ]
    },
    "ifrs-full_DefinedBenefitPlansDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DefinedBenefitPlansDomain",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Defined benefit plans [domain]",
        "label": "Defined benefit plans [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for post-employment benefit plans other than defined contribution plans. Defined contribution plans are post-employment benefit plans under which an entity pays fixed contributions into a separate entity (a fund) and will have no legal or constructive obligation to pay further contributions if the fund does not hold sufficient assets to pay all employee benefits relating to employee service in the current and prior periods. It also represents the standard value for the 'Defined benefit plans' axis if no other member is used."
       }
      }
     },
     "auth_ref": [
      "r27",
      "r370"
     ]
    },
    "ifrs-full_DepreciationAmortisationAndImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DepreciationAmortisationAndImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFINCOME": {
       "parentTag": "shel_TotalExpenditureIncludingFinanceCosts",
       "weight": 1.0,
       "order": 6.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFINCOME",
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Depreciation, depletion and amortisation",
        "label": "Depreciation, amortisation and impairment loss (reversal of impairment loss) recognised in profit or loss"
       }
      }
     },
     "auth_ref": [
      "r781"
     ]
    },
    "shel_DepreciationAndImpairmentLossRecognisedInProfitOrLossPropertyPlantAndEquipment": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DepreciationAndImpairmentLossRecognisedInProfitOrLossPropertyPlantAndEquipment",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/PropertyplantandequipmentSummaryofPropertyPlantandEquipmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Charge for the year",
        "label": "Depreciation And Impairment Loss Recognised In Profit Or Loss, Property, Plant And Equipment",
        "documentation": "Depreciation And Impairment Loss Recognised In Profit Or Loss, Property, Plant And Equipment"
       }
      }
     },
     "auth_ref": []
    },
    "shel_DepreciationAndImpairmentLossRecognisedInProfitOrLossRightofuseAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DepreciationAndImpairmentLossRecognisedInProfitOrLossRightofuseAssets",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/LeasesSummaryofRightofuseAssetsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Charge for the year",
        "label": "Depreciation And Impairment Loss Recognised In Profit Or Loss, Right-of-use Assets",
        "documentation": "Depreciation And Impairment Loss Recognised In Profit Or Loss, Right-of-use Assets"
       }
      }
     },
     "auth_ref": []
    },
    "shel_DerecognisedSurplusDeficitInPlan": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DerecognisedSurplusDeficitInPlan",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Derecognised surplus",
        "label": "Derecognised Surplus (Deficit) In Plan",
        "documentation": "Derecognised Surplus (Deficit) In Plan"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DerivativeFinancialAssetsHeldForHedging": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DerivativeFinancialAssetsHeldForHedging",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsDisclosureofFinancialAssetsandFinancialLiabilitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Derivative hedging instruments (designated)",
        "label": "Derivative financial assets held for hedging"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of derivative financial assets held for hedging. [Refer: Derivative financial assets]"
       }
      }
     },
     "auth_ref": [
      "r784"
     ]
    },
    "ifrs-full_DerivativeFinancialAssetsHeldForTrading": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DerivativeFinancialAssetsHeldForTrading",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsDisclosureofFinancialAssetsandFinancialLiabilitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Derivative financial instruments (non-designated)",
        "label": "Derivative financial assets held for trading"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of derivative financial assets held for trading. [Refer: Derivative financial assets; Financial assets at fair value through profit or loss, classified as held for trading]"
       }
      }
     },
     "auth_ref": [
      "r784"
     ]
    },
    "shel_DerivativeFinancialAssetsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DerivativeFinancialAssetsMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsScheduleofTradeandOtherReceivablesOtherPayablesandDerivativeFinancialInstrumentsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "verboseLabel": "Within derivative financial instruments",
        "label": "Derivative Financial Assets [Member]",
        "documentation": "Derivative financial assets."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DerivativeFinancialLiabilities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DerivativeFinancialLiabilities",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsContractualMaturitiesofDerivativeLiabilitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Derivative liabilities",
        "label": "Derivative financial liabilities"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of financial liabilities classified as derivative instruments. [Refer: Financial assets; Derivatives [member]]"
       }
      }
     },
     "auth_ref": [
      "r784"
     ]
    },
    "ifrs-full_DerivativeFinancialLiabilitiesHeldForHedging": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DerivativeFinancialLiabilitiesHeldForHedging",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsDisclosureofFinancialAssetsandFinancialLiabilitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Derivative financial instruments (designated)",
        "label": "Derivative financial liabilities held for hedging"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of derivative financial liabilities held for hedging. [Refer: Derivative financial liabilities]"
       }
      }
     },
     "auth_ref": [
      "r784"
     ]
    },
    "ifrs-full_DerivativeFinancialLiabilitiesHeldForTrading": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DerivativeFinancialLiabilitiesHeldForTrading",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsDisclosureofFinancialAssetsandFinancialLiabilitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Derivative financial instruments (non-designated)",
        "label": "Derivative financial liabilities held for trading"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of derivative financial liabilities held for trading. [Refer: Derivative financial liabilities; Financial liabilities at fair value through profit or loss that meet definition of held for trading]"
       }
      }
     },
     "auth_ref": [
      "r784"
     ]
    },
    "shel_DerivativeFinancialLiabilitiesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DerivativeFinancialLiabilitiesMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsScheduleofTradeandOtherReceivablesOtherPayablesandDerivativeFinancialInstrumentsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "verboseLabel": "Within derivative financial instruments",
        "label": "Derivative Financial Liabilities [Member]",
        "documentation": "Derivative financial liabilities."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DerivativeInstrumentsInHedgesLiabilitiesAsset": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DerivativeInstrumentsInHedgesLiabilitiesAsset",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/FinancialinstrumentsScheduleofCarryingAmountsofDerivativeContractsDesignatedandNotDesignatedasHedgingInstrumentsforHedgeAccountingDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsScheduleofCarryingAmountsofDerivativeContractsDesignatedandNotDesignatedasHedgingInstrumentsforHedgeAccountingDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedTotalLabel": "Net",
        "label": "Derivative Instruments In Hedges Liabilities (Asset)",
        "documentation": "Derivative instruments in hedges liabilities (asset)."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DerivativesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DerivativesMember",
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofNetDebtDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Derivative financial instruments",
        "label": "Derivatives [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for financial instruments or other contracts within the scope of IFRS 9 with all three of the following characteristics: (a) Their value changes in response to the change in a specified interest rate, financial instrument price, commodity price, foreign exchange rate, index of prices or rates, credit rating or credit index, or other variable, provided in the case of a non-financial variable that the variable is not specific to a party to the contract (sometimes called the \u2018underlying\u2019); (b) They require no initial net investment or an initial net investment that is smaller than would be required for other types of contracts that would be expected to have a similar response to changes in market factors; (c) They are settled at a future date. [Refer: Classes of financial instruments [domain]]"
       }
      }
     },
     "auth_ref": [
      "r564",
      "r566",
      "r579",
      "r589"
     ]
    },
    "ifrs-full_DescriptionOfAccountingPolicyForBusinessCombinationsExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DescriptionOfAccountingPolicyForBusinessCombinationsExplanatory",
     "presentation": [
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Acquisitions and sales of interests in a business",
        "label": "Description of accounting policy for business combinations [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The description of the entity's material accounting policy information for business combinations. [Refer: Total for all business combinations [member]]"
       }
      }
     },
     "auth_ref": [
      "r782"
     ]
    },
    "shel_DescriptionOfAccountingPolicyForConsolidatedStatementOfIncomePresentationExplanatoryPolicyTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DescriptionOfAccountingPolicyForConsolidatedStatementOfIncomePresentationExplanatoryPolicyTextBlock",
     "presentation": [
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Consolidated Statement of Income Presentation",
        "label": "Description Of Accounting Policy For Consolidated Statement Of Income Presentation Explanatory [Policy Text Block]",
        "documentation": "Description of accounting policy for consolidated statement of income presentation."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DescriptionOfAccountingPolicyForEmployeeBenefitsExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DescriptionOfAccountingPolicyForEmployeeBenefitsExplanatory",
     "presentation": [
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Retirement benefits",
        "label": "Description of accounting policy for employee benefits [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The description of the entity's material accounting policy information for employee benefits. Employee benefits are all forms of consideration given by an entity in exchange for services rendered by employees or for the termination of employment."
       }
      }
     },
     "auth_ref": [
      "r782"
     ]
    },
    "ifrs-full_DescriptionOfAccountingPolicyForEnvironmentRelatedExpenseExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DescriptionOfAccountingPolicyForEnvironmentRelatedExpenseExplanatory",
     "presentation": [
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Emission schemes and related environmental programmes",
        "label": "Description of accounting policy for environment related expense [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The description of the entity's material accounting policy information for environment related expense."
       }
      }
     },
     "auth_ref": [
      "r782"
     ]
    },
    "ifrs-full_DescriptionOfAccountingPolicyForExplorationAndEvaluationExpenditures": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DescriptionOfAccountingPolicyForExplorationAndEvaluationExpenditures",
     "presentation": [
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Exploration costs",
        "label": "Description of accounting policy for exploration and evaluation expenditures [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The description of the entity's accounting policy for exploration and evaluation assets. [Refer: Exploration and evaluation assets [member]]"
       }
      }
     },
     "auth_ref": [
      "r214"
     ]
    },
    "ifrs-full_DescriptionOfAccountingPolicyForFairValueMeasurementExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DescriptionOfAccountingPolicyForFairValueMeasurementExplanatory",
     "presentation": [
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Fair value measurements",
        "label": "Description of accounting policy for fair value measurement [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The description of the entity's material accounting policy information for fair value measurement. [Refer: At fair value [member]]"
       }
      }
     },
     "auth_ref": [
      "r782"
     ]
    },
    "ifrs-full_DescriptionOfAccountingPolicyForFinancialInstrumentsExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DescriptionOfAccountingPolicyForFinancialInstrumentsExplanatory",
     "presentation": [
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Financial instruments",
        "label": "Description of accounting policy for financial instruments [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The description of the entity's material accounting policy information for financial instruments. [Refer: Classes of financial instruments [domain]]"
       }
      }
     },
     "auth_ref": [
      "r782"
     ]
    },
    "ifrs-full_DescriptionOfAccountingPolicyForForeignCurrencyTranslationExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DescriptionOfAccountingPolicyForForeignCurrencyTranslationExplanatory",
     "presentation": [
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Currency translation",
        "label": "Description of accounting policy for foreign currency translation [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The description of the entity's material accounting policy information for foreign currency translation."
       }
      }
     },
     "auth_ref": [
      "r782"
     ]
    },
    "ifrs-full_DescriptionOfAccountingPolicyForGoodwillExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DescriptionOfAccountingPolicyForGoodwillExplanatory",
     "presentation": [
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Goodwill",
        "label": "Description of accounting policy for goodwill [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The description of the entity's material accounting policy information for goodwill. [Refer: Goodwill]"
       }
      }
     },
     "auth_ref": [
      "r782"
     ]
    },
    "ifrs-full_DescriptionOfAccountingPolicyForInvestmentInAssociatesAndJointVenturesExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DescriptionOfAccountingPolicyForInvestmentInAssociatesAndJointVenturesExplanatory",
     "presentation": [
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Joint arrangements and associates",
        "label": "Description of accounting policy for investment in associates and joint ventures [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The description of the entity's material accounting policy information for investment in associates and joint ventures. [Refer: Total for all associates [member]; Total for all joint ventures [member]]"
       }
      }
     },
     "auth_ref": [
      "r782"
     ]
    },
    "ifrs-full_DescriptionOfAccountingPolicyForLeasesExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DescriptionOfAccountingPolicyForLeasesExplanatory",
     "presentation": [
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Leases",
        "label": "Description of accounting policy for leases [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The description of the entity's material accounting policy information for leases. A lease is an agreement whereby the lessor conveys to the lessee in return for a payment or series of payments the right to use an asset for an agreed period of time."
       }
      }
     },
     "auth_ref": [
      "r782"
     ]
    },
    "ifrs-full_DescriptionOfAccountingPolicyForMeasuringInventories": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DescriptionOfAccountingPolicyForMeasuringInventories",
     "presentation": [
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Inventories",
        "label": "Description of accounting policy for measuring inventories [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The description of the entity's accounting policy for measuring inventories. [Refer: Inventories]"
       }
      }
     },
     "auth_ref": [
      "r50",
      "r343"
     ]
    },
    "shel_DescriptionOfAccountingPolicyForNatureOfConsolidatedFinancialStatementsExplanatoryPolicyTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DescriptionOfAccountingPolicyForNatureOfConsolidatedFinancialStatementsExplanatoryPolicyTextBlock",
     "presentation": [
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Nature of the Consolidated Financial Statements",
        "label": "Description Of Accounting Policy For Nature Of Consolidated Financial Statements Explanatory [Policy Text Block]",
        "documentation": "Description of accounting policy for nature of consolidated financial statements explanatory."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DescriptionOfAccountingPolicyForPropertyPlantAndEquipmentExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DescriptionOfAccountingPolicyForPropertyPlantAndEquipmentExplanatory",
     "presentation": [
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Property, plant and equipment and intangible assets",
        "label": "Description of accounting policy for property, plant and equipment [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The description of the entity's material accounting policy information for property, plant and equipment. [Refer: Property, plant and equipment]"
       }
      }
     },
     "auth_ref": [
      "r782"
     ]
    },
    "ifrs-full_DescriptionOfAccountingPolicyForProvisionsExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DescriptionOfAccountingPolicyForProvisionsExplanatory",
     "presentation": [
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Provisions",
        "label": "Description of accounting policy for provisions [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The description of the entity's material accounting policy information for provisions. [Refer: Provisions]"
       }
      }
     },
     "auth_ref": [
      "r782"
     ]
    },
    "ifrs-full_DescriptionOfAccountingPolicyForRecognitionOfRevenue": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DescriptionOfAccountingPolicyForRecognitionOfRevenue",
     "presentation": [
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Revenue recognition",
        "label": "Description of accounting policy for recognition of revenue [text block]"
       }
      }
     },
     "auth_ref": [
      "r782"
     ]
    },
    "ifrs-full_DescriptionOfAccountingPolicyForResearchAndDevelopmentExpenseExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DescriptionOfAccountingPolicyForResearchAndDevelopmentExpenseExplanatory",
     "presentation": [
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Research and development",
        "label": "Description of accounting policy for research and development expense [text block]"
       }
      }
     },
     "auth_ref": [
      "r782"
     ]
    },
    "ifrs-full_DescriptionOfAccountingPolicyForSharebasedPaymentTransactionsExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DescriptionOfAccountingPolicyForSharebasedPaymentTransactionsExplanatory",
     "presentation": [
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Share-based compensation plans",
        "label": "Description of accounting policy for share-based payment transactions [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The description of the entity's material accounting policy information for transactions in which the entity: (a) receives goods or services from the supplier of those goods or services (including an employee) in a share-based payment arrangement; or (b) incurs an obligation to settle the transaction with the supplier in a share-based payment arrangement when another group entity receives those goods or services. [Refer: Types of share-based payment arrangements [domain]]"
       }
      }
     },
     "auth_ref": [
      "r782"
     ]
    },
    "ifrs-full_DescriptionOfAccountingPolicyForTaxesOtherThanIncomeTaxExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DescriptionOfAccountingPolicyForTaxesOtherThanIncomeTaxExplanatory",
     "presentation": [
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Taxation",
        "label": "Description of accounting policy for taxes other than income tax [text block]"
       }
      }
     },
     "auth_ref": [
      "r782"
     ]
    },
    "ifrs-full_DescriptionOfAccountingPolicyForTreasurySharesExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DescriptionOfAccountingPolicyForTreasurySharesExplanatory",
     "presentation": [
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Shares held in trust",
        "label": "Description of accounting policy for treasury shares [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The description of the entity's material accounting policy information for treasury shares. [Refer: Treasury shares]"
       }
      }
     },
     "auth_ref": [
      "r782"
     ]
    },
    "ifrs-full_DescriptionOfDiscountRatesUsedInCurrentEstimateOfValueInUse": {
     "xbrltype": "percentItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DescriptionOfDiscountRatesUsedInCurrentEstimateOfValueInUse",
     "presentation": [
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Nominal pre-tax discount rate",
        "label": "Discount rate used in current estimate of value in use"
       }
      },
      "en": {
       "role": {
        "documentation": "The discount rate used in the current estimate of the present value of the future cash flows expected to be derived from an asset or cash-generating unit."
       }
      }
     },
     "auth_ref": [
      "r87"
     ]
    },
    "ifrs-full_DifferenceBetweenCarryingAmountOfFinancialLiabilityAndAmountContractuallyRequiredToPayAtMaturityToHolderOfObligation": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DifferenceBetweenCarryingAmountOfFinancialLiabilityAndAmountContractuallyRequiredToPayAtMaturityToHolderOfObligation",
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofDifferenceinContractualCashFlowsforDebtExcludingFinanceLeaseLiabilitieswiththeCarryingAmountDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Difference from\u00a0carrying amount",
        "label": "Difference between carrying amount of financial liability and amount contractually required to pay at maturity to holder of obligation"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount by which the carrying amount of a financial liability is more (less) than the amount that the entity would be contractually required to pay at maturity to the holder of the obligation. [Refer: Carrying amount [member]]"
       }
      }
     },
     "auth_ref": [
      "r217",
      "r218",
      "r436",
      "r437"
     ]
    },
    "ifrs-full_DilutedEarningsLossPerShareFromContinuingOperations": {
     "xbrltype": "perShareItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DilutedEarningsLossPerShareFromContinuingOperations",
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFINCOME"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Diluted earnings per share ($ per share)",
        "label": "Diluted earnings (loss) per share from continuing operations"
       }
      },
      "en": {
       "role": {
        "documentation": "Diluted earnings (loss) per share from continuing operations. [Refer: Continuing operations, unless line item indicates otherwise [member]; Diluted earnings (loss) per share]"
       }
      }
     },
     "auth_ref": [
      "r74",
      "r75"
     ]
    },
    "shel_DirectorsAndSeniorManagementMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DirectorsAndSeniorManagementMember",
     "presentation": [
      "http://www.shell.com/role/DirectorsandseniormanagementSummaryofDirectorsandSeniorManagementExpenseDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Directors and Senior Management",
        "label": "Directors And Senior Management [Member]",
        "documentation": "Directors and senior management."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DirectorsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DirectorsMember",
     "presentation": [
      "http://www.shell.com/role/DirectorsandseniormanagementSummaryofRemunerationofDirectorsoftheCompanyDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Directors",
        "label": "Directors [Member]",
        "documentation": "Directors."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureDetailedInformationOfTradeAndOtherReceivablesExplanatoryTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureDetailedInformationOfTradeAndOtherReceivablesExplanatoryTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/TradeandotherreceivablesTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of Trade and Other Receivables",
        "label": "Disclosure Detailed Information Of Trade And Other Receivables Explanatory [Table Text Block]",
        "documentation": "Disclosure detailed information of trade and other receivables."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfAccumulatedOtherComprehensiveIncomeExplanatoryTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfAccumulatedOtherComprehensiveIncomeExplanatoryTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/OtherreservesTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of Accumulated Other Comprehensive Income Attributable to Royal Dutch Shell plc Shareholders",
        "label": "Disclosure Of Accumulated Other Comprehensive Income Explanatory [Table Text Block]",
        "documentation": "Disclosure of detailed information of accumulated other comprehensive income."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfAccumulatedOtherComprehensiveIncomeLossLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfAccumulatedOtherComprehensiveIncomeLossLineItems",
     "presentation": [
      "http://www.shell.com/role/OtherreservesSummaryofAccumulatedOtherComprehensiveIncomeAttributabletoRoyalDutchShellplcShareholdersDetails",
      "http://www.shell.com/role/OtherreservesSummaryofOtherReservesAttributabletoRoyalDutchShellplcShareholdersDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure Of Accumulated Other Comprehensive Income Loss [Line Items]",
        "label": "Disclosure Of Accumulated Other Comprehensive Income Loss [Line Items]",
        "documentation": "Disclosure Of Accumulated Other Comprehensive Income Loss [Line Items]"
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfAccumulatedOtherComprehensiveIncomeLossTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfAccumulatedOtherComprehensiveIncomeLossTable",
     "presentation": [
      "http://www.shell.com/role/OtherreservesSummaryofAccumulatedOtherComprehensiveIncomeAttributabletoRoyalDutchShellplcShareholdersDetails",
      "http://www.shell.com/role/OtherreservesSummaryofOtherReservesAttributabletoRoyalDutchShellplcShareholdersDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure Of Accumulated Other Comprehensive Income Loss [Table]",
        "label": "Disclosure Of Accumulated Other Comprehensive Income Loss [Table]",
        "documentation": "Disclosure Of Accumulated Other Comprehensive Income Loss [Table]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfAdditionalInformationAboutDefinedBenefitPlansExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfAdditionalInformationAboutDefinedBenefitPlansExplanatory",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of Retirement Benefits by Financial Position",
        "label": "Disclosure of additional information about defined benefit plans [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The disclosure of additional information about defined benefit plans necessary to meet the objectives of IAS 19. [Refer: Defined benefit plans [domain]]"
       }
      }
     },
     "auth_ref": [
      "r26"
     ]
    },
    "ifrs-full_DisclosureOfAdditionalInformationAboutLeasingActivitiesForLesseeExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfAdditionalInformationAboutLeasingActivitiesForLesseeExplanatory",
     "presentation": [
      "http://www.shell.com/role/LeasesTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Schedule of Lease Expenses not Included in the Measurement of Lease Liability",
        "label": "Disclosure of additional information about leasing activities for lessee [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The disclosure of additional information about leasing activities of a lessee."
       }
      }
     },
     "auth_ref": [
      "r180",
      "r323"
     ]
    },
    "shel_DisclosureOfAnalysisOfAssetsHeldForSaleLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfAnalysisOfAssetsHeldForSaleLineItems",
     "presentation": [
      "http://www.shell.com/role/AssetsheldforsaleDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of Analysis of Assets Held For Sale [Line Items]",
        "label": "Disclosure of Analysis of Assets Held For Sale [Line Items]",
        "documentation": "Disclosure of Analysis of Assets Held For Sale"
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfAnalysisOfNonCurrentAssetsHeldForSaleTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfAnalysisOfNonCurrentAssetsHeldForSaleTable",
     "presentation": [
      "http://www.shell.com/role/AssetsheldforsaleDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of analysis of non-current assets held for sale [Table]",
        "label": "Disclosure of analysis of non-current assets held for sale [Table]",
        "documentation": "Disclosure of analysis of non-current assets held for sale"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfAuditorsRemunerationExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfAuditorsRemunerationExplanatory",
     "presentation": [
      "http://www.shell.com/role/Auditorsremuneration"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Auditor's Remuneration",
        "label": "Disclosure of auditors' remuneration [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The disclosure of compensation to the entity's auditors."
       }
      }
     },
     "auth_ref": [
      "r778"
     ]
    },
    "shel_DisclosureOfAverageNumberOfEmployeesLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfAverageNumberOfEmployeesLineItems",
     "presentation": [
      "http://www.shell.com/role/EmployeesSummaryofAverageEmployeeNumbersDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of average number of employees [Line Items]",
        "label": "Disclosure Of Average Number Of Employees [Line Items]",
        "documentation": "Disclosure of average number of employees."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfAverageNumberOfEmployeesTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfAverageNumberOfEmployeesTable",
     "presentation": [
      "http://www.shell.com/role/EmployeesSummaryofAverageEmployeeNumbersDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure Of Average Number Of Employees [Table]",
        "label": "Disclosure Of Average Number Of Employees [Table]",
        "documentation": "Disclosure of average number of employees [Table]"
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfAverageNumberOfEmployeesTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfAverageNumberOfEmployeesTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/EmployeesTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of Average Employee Numbers",
        "label": "Disclosure Of Average Number Of Employees [Table Text Block]",
        "documentation": "Disclosure Of Average Number Of Employees [Table Text Block]"
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfBasisOfPreparationOfFinancialStatementsAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfBasisOfPreparationOfFinancialStatementsAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Disclosure Of Basis Of Preparation Of Financial Statements [Abstract]",
        "documentation": "Disclosure of basis of preparation of financial statements."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfBasisOfPreparationOfFinancialStatementsExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfBasisOfPreparationOfFinancialStatementsExplanatory",
     "presentation": [
      "http://www.shell.com/role/Basisofpreparation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Basis of Preparation",
        "label": "Disclosure of basis of preparation of financial statements [text block]"
       }
      }
     },
     "auth_ref": [
      "r778"
     ]
    },
    "shel_DisclosureOfBorrowingFacilitiesTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfBorrowingFacilitiesTable",
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofBorrowingFacilitiesandAmountsUndrawnDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure Of Borrowing Facilities [Table]",
        "label": "Disclosure Of Borrowing Facilities [Table]",
        "documentation": "Disclosure Of Borrowing Facilities [Table]."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfBorrowingsExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfBorrowingsExplanatory",
     "presentation": [
      "http://www.shell.com/role/Debt"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Debt",
        "label": "Disclosure of borrowings [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The disclosure of borrowings. [Refer: Borrowings]"
       }
      }
     },
     "auth_ref": [
      "r778"
     ]
    },
    "shel_DisclosureOfCapitalAndReservesExplanatoryTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfCapitalAndReservesExplanatoryTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/OtherreservesTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of Other Reserves Attributable to Royal Dutch Shell plc Shareholders",
        "label": "Disclosure Of Capital And Reserves Explanatory [Table Text Block]",
        "documentation": "Disclosure of capital and reserves explanatory."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfCarryingAmountOfInterestsInJointVenturesAndAssociateExplanatoryTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfCarryingAmountOfInterestsInJointVenturesAndAssociateExplanatoryTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/JointventuresandassociatesTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of Carrying Amount of Interests in Joint Ventures and Associates",
        "label": "Disclosure Of Carrying Amount Of Interests In Joint Ventures And Associate Explanatory [Table Text Block]",
        "documentation": "The disclosure of carrying amount of interests in joint ventures and associate."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfCashAndCashEquivalentsExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfCashAndCashEquivalentsExplanatory",
     "presentation": [
      "http://www.shell.com/role/Cashandcashequivalents"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Cash and Cash Equivalents",
        "label": "Disclosure of cash and cash equivalents [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The disclosure of cash and cash equivalents. [Refer: Cash and cash equivalents]"
       }
      }
     },
     "auth_ref": [
      "r778"
     ]
    },
    "shel_DisclosureOfCashCashEquivalentsAndShortTermBankDepositsExplanatoryTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfCashCashEquivalentsAndShortTermBankDepositsExplanatoryTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/CashandcashequivalentsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of Cash and Cash Equivalents",
        "label": "Disclosure Of Cash Cash Equivalents And Short Term Bank Deposits Explanatory [Table Text Block]",
        "documentation": "Disclosure of cash, cash equivalents and short term bank deposits."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfChangesToIfrsNotYetAdoptedExplanatoryTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfChangesToIfrsNotYetAdoptedExplanatoryTextBlock",
     "presentation": [
      "http://www.shell.com/role/ChangestoIFRSnotyetadopted"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Changes to IFRS Not Yet Adopted",
        "label": "Disclosure Of Changes To Ifrs Not Yet Adopted Explanatory [Text Block]",
        "documentation": "Disclosure of changes to IFRS not yet adopted explanatory."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfClassesOfShareCapitalExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfClassesOfShareCapitalExplanatory",
     "presentation": [
      "http://www.shell.com/role/SharecapitalTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of Issued and Fully Paid Ordinary Shares",
        "label": "Disclosure of classes of share capital [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The disclosure of classes of share capital. [Refer: Classes of share capital [domain]]"
       }
      }
     },
     "auth_ref": [
      "r339",
      "r468",
      "r518"
     ]
    },
    "ifrs-full_DisclosureOfClassesOfShareCapitalLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfClassesOfShareCapitalLineItems",
     "presentation": [
      "http://www.shell.com/role/SharecapitalNarrativeDetails",
      "http://www.shell.com/role/SharecapitalSummaryofIssuedandFullyPaidOrdinarySharesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of classes of share capital [line items]",
        "label": "Disclosure of classes of share capital [line items]"
       }
      },
      "en": {
       "role": {
        "documentation": "Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfClassesOfShareCapitalTable": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfClassesOfShareCapitalTable",
     "presentation": [
      "http://www.shell.com/role/SharecapitalNarrativeDetails",
      "http://www.shell.com/role/SharecapitalSummaryofIssuedandFullyPaidOrdinarySharesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of classes of share capital [table]",
        "label": "Disclosure of classes of share capital [table]"
       }
      },
      "en": {
       "role": {
        "documentation": "Schedule disclosing information related to classes of share capital."
       }
      }
     },
     "auth_ref": [
      "r339",
      "r468",
      "r518"
     ]
    },
    "shel_DisclosureOfClimateChangeAndEnergyTransitionLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfClimateChangeAndEnergyTransitionLineItems",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation1Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation2Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation4Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation5Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarboncostforecastDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarbonpriceperregionDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarryingamountsofassetsDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionFixedassetsbysegmentDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionMidPriceOutlookDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of Climate Change and Energy Transition [Line Items]",
        "label": "Disclosure of Climate Change and Energy Transition [Line Items]",
        "documentation": "Disclosure of Climate Change and Energy Transition"
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfClimateChangeAndEnergyTransitionTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfClimateChangeAndEnergyTransitionTable",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation1Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation2Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation4Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation5Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarboncostforecastDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarbonpriceperregionDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarryingamountsofassetsDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionFixedassetsbysegmentDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionMidPriceOutlookDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of Climate Change and Energy Transition [Table]",
        "label": "Disclosure of Climate Change and Energy Transition [Table]",
        "documentation": "Disclosure of Climate Change and Energy Transition"
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfClimateChangeAndEnergyTransitionTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfClimateChangeAndEnergyTransitionTextBlock",
     "presentation": [
      "http://www.shell.com/role/Climatechangeandenergytransition"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Climate change and energy transition",
        "label": "Disclosure of Climate Change and Energy Transition [Text Block]",
        "documentation": "Disclosure of Climate Change and Energy Transition"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfCommitmentsAndContingentLiabilitiesExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfCommitmentsAndContingentLiabilitiesExplanatory",
     "presentation": [
      "http://www.shell.com/role/Legalproceedingsandcontingencies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Legal proceedings and other contingencies",
        "label": "Disclosure of commitments and contingent liabilities [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The disclosure of commitments and contingent liabilities. [Refer: Classes of contingent liabilities [domain]]"
       }
      }
     },
     "auth_ref": [
      "r778"
     ]
    },
    "shel_DisclosureOfComprehensiveIncomeOfJointVenturesAndAssociateExplanatoryTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfComprehensiveIncomeOfJointVenturesAndAssociateExplanatoryTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/JointventuresandassociatesTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of Shell Share of Comprehensive Income of Joint Ventures and Associates",
        "label": "Disclosure Of Comprehensive Income Of Joint Ventures And Associate Explanatory [Table Text Block]",
        "documentation": "Disclosure of comprehensive income of joint ventures and associate explanatory."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfDebtLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfDebtLineItems",
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofDebtDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure Of Debt [Line Items]",
        "label": "Disclosure Of Debt [Line Items]",
        "documentation": "Disclosure of debt."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfDebtTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfDebtTable",
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofDebtDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure Of Debt [Table]",
        "label": "Disclosure Of Debt [Table]",
        "documentation": "Disclosure of debt."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfDecommissioningAndOtherProvisionsExplanatoryTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfDecommissioningAndOtherProvisionsExplanatoryTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/DecommissioningandotherprovisionsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of Decommissioning and Other Provisions",
        "label": "Disclosure Of Decommissioning And Other Provisions Explanatory [Table Text Block]",
        "documentation": "Disclosure of decommissioning and other provisions."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfDeferredTaxAssetsAndLiabilitiesExplanatoryTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfDeferredTaxAssetsAndLiabilitiesExplanatoryTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/TaxationTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of Deferred Tax",
        "label": "Disclosure Of Deferred Tax Assets And Liabilities Explanatory [Table Text Block]",
        "documentation": "The disclosure of deferred tax assets and liabilities."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfDeferredTaxAssetsAndLiabilitiesLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfDeferredTaxAssetsAndLiabilitiesLineItems",
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofDeferredTaxDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure Of Deferred Tax Assets And Liabilities [Line Items]",
        "label": "Disclosure Of Deferred Tax Assets And Liabilities [Line Items]",
        "documentation": "Disclosure of Deferred Tax Assets And Liabilities [Line Items]"
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfDeferredTaxAssetsAndLiabilitiesTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfDeferredTaxAssetsAndLiabilitiesTable",
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofDeferredTaxDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure Of Deferred Tax Assets And Liabilities [Table]",
        "label": "Disclosure Of Deferred Tax Assets And Liabilities [Table]",
        "documentation": "Disclosure of Deferred Tax Assets And Liabilities [Table]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfDefinedBenefitPlansLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfDefinedBenefitPlansLineItems",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsNarrativeDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofRemeasurementsDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofRetirementBenefitExpenseDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of defined benefit plans [line items]",
        "label": "Disclosure of defined benefit plans [line items]"
       }
      },
      "en": {
       "role": {
        "documentation": "Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfDefinedBenefitPlansTable": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfDefinedBenefitPlansTable",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsNarrativeDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofRemeasurementsDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofRetirementBenefitExpenseDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of defined benefit plans [table]",
        "label": "Disclosure of defined benefit plans [table]"
       }
      },
      "en": {
       "role": {
        "documentation": "Schedule disclosing information related to defined benefit plans."
       }
      }
     },
     "auth_ref": [
      "r27",
      "r370"
     ]
    },
    "shel_DisclosureOfDetailedInformationAboutAuditorsRemunerationExplanatoryTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfDetailedInformationAboutAuditorsRemunerationExplanatoryTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/AuditorsremunerationTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of Auditor's Remuneration",
        "label": "Disclosure Of Detailed Information About Auditors Remuneration Explanatory [Table Text Block]",
        "documentation": "The disclosure of detailed information about auditors remuneration."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfDetailedInformationAboutBorrowingsExplanatory",
     "presentation": [
      "http://www.shell.com/role/DebtTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Schedule of Debt",
        "label": "Disclosure of detailed information about borrowings [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The disclosure of detailed information about borrowings. [Refer: Borrowings]"
       }
      }
     },
     "auth_ref": [
      "r769"
     ]
    },
    "ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfDetailedInformationAboutBorrowingsLineItems",
     "presentation": [
      "http://www.shell.com/role/DebtNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of detailed information about borrowings [line items]",
        "label": "Disclosure of detailed information about borrowings [line items]"
       }
      },
      "en": {
       "role": {
        "documentation": "Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsTable": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfDetailedInformationAboutBorrowingsTable",
     "presentation": [
      "http://www.shell.com/role/DebtNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of detailed information about borrowings [table]",
        "label": "Disclosure of detailed information about borrowings [table]"
       }
      },
      "en": {
       "role": {
        "documentation": "Schedule disclosing information related to details of borrowings."
       }
      }
     },
     "auth_ref": [
      "r769"
     ]
    },
    "shel_DisclosureOfDetailedInformationAboutEmploymentCostsExplanatoryTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfDetailedInformationAboutEmploymentCostsExplanatoryTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/EmployeesTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of Employee Costs",
        "label": "Disclosure Of Detailed Information About Employment Costs Explanatory [Table Text Block]",
        "documentation": "The disclosure of detailed information about employment costs."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfDetailedInformationAboutExplorationAndEvaluationAssetsLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfDetailedInformationAboutExplorationAndEvaluationAssetsLineItems",
     "presentation": [
      "http://www.shell.com/role/PropertyplantandequipmentSummaryofCapitalisedExplorationDrillingCostsDetails",
      "http://www.shell.com/role/PropertyplantandequipmentSummaryofExplorationDrillingCostsCapitalisedforPeriodsGreaterThanOneYearDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure Of Detailed Information About Exploration And Evaluation Assets [Line Items]",
        "label": "Disclosure Of Detailed Information About Exploration And Evaluation Assets [Line Items]",
        "documentation": "Disclosure of detailed information about exploration and evaluation assets line items."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfDetailedInformationAboutExplorationAndEvaluationAssetsTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfDetailedInformationAboutExplorationAndEvaluationAssetsTable",
     "presentation": [
      "http://www.shell.com/role/PropertyplantandequipmentSummaryofCapitalisedExplorationDrillingCostsDetails",
      "http://www.shell.com/role/PropertyplantandequipmentSummaryofExplorationDrillingCostsCapitalisedforPeriodsGreaterThanOneYearDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure Of Detailed Information About Exploration And Evaluation Assets [Table]",
        "label": "Disclosure Of Detailed Information About Exploration And Evaluation Assets [Table]",
        "documentation": "Disclosure of detailed information about exploration and evaluation assets table."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfDetailedInformationAboutHedgingInstrumentsExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfDetailedInformationAboutHedgingInstrumentsExplanatory",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of detailed information about hedging instruments",
        "label": "Disclosure of detailed information about hedging instruments [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The disclosure of detailed information about hedging instruments. [Refer: Hedging instruments [domain]]"
       }
      }
     },
     "auth_ref": [
      "r230",
      "r442",
      "r447"
     ]
    },
    "ifrs-full_DisclosureOfDetailedInformationAboutHedgingInstrumentsLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfDetailedInformationAboutHedgingInstrumentsLineItems",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsScheduleofCarryingAmountsofDerivativeContractsDesignatedandNotDesignatedasHedgingInstrumentsforHedgeAccountingDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of detailed information about hedging instruments [line items]",
        "label": "Disclosure of detailed information about hedging instruments [line items]"
       }
      },
      "en": {
       "role": {
        "documentation": "Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfDetailedInformationAboutHedgingInstrumentsTable": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfDetailedInformationAboutHedgingInstrumentsTable",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsScheduleofCarryingAmountsofDerivativeContractsDesignatedandNotDesignatedasHedgingInstrumentsforHedgeAccountingDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of detailed information about hedging instruments [table]",
        "label": "Disclosure of detailed information about hedging instruments [table]"
       }
      },
      "en": {
       "role": {
        "documentation": "Schedule disclosing information related to details of hedging instruments."
       }
      }
     },
     "auth_ref": [
      "r230",
      "r442"
     ]
    },
    "ifrs-full_DisclosureOfDetailedInformationAboutPropertyPlantAndEquipmentExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfDetailedInformationAboutPropertyPlantAndEquipmentExplanatory",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of PPE",
        "label": "Disclosure of detailed information about property, plant and equipment [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The disclosure of detailed information about property, plant and equipment. [Refer: Property, plant and equipment]"
       }
      }
     },
     "auth_ref": [
      "r22",
      "r368"
     ]
    },
    "shel_DisclosureOfDetailedInformationAboutTradeAndOtherPayablesExplanatoryTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfDetailedInformationAboutTradeAndOtherPayablesExplanatoryTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/TradeandotherpayablesTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of Detailed Information about Trade and other Payables",
        "label": "Disclosure Of Detailed Information About Trade And Other Payables Explanatory [Table Text Block]",
        "documentation": "The disclosure of detailed information about trade and other payables."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfDetailedInformationInterestExpenseExplanatoryTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfDetailedInformationInterestExpenseExplanatoryTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/InterestexpenseTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of Interest Expense",
        "label": "Disclosure Of Detailed Information Interest Expense Explanatory [Table Text Block]",
        "documentation": "Tabular disclosure of detailed information interest expense."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfDetailedInformationOfInventoriesExplanatoryTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfDetailedInformationOfInventoriesExplanatoryTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/InventoriesTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of Detailed Information of Inventories",
        "label": "Disclosure Of Detailed Information Of Inventories Explanatory [Table Text Block]",
        "documentation": "Disclosure of detailed information of inventories."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfDetailedInformationOfUndrawnBorrowingFacilitiesExplanatoryTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfDetailedInformationOfUndrawnBorrowingFacilitiesExplanatoryTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/DebtTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Schedule of Borrowing Facilities and Amounts Undrawn",
        "label": "Disclosure Of Detailed Information Of Undrawn Borrowing Facilities Explanatory [Table Text Block]",
        "documentation": "Disclosure of detailed information of undrawn borrowing facilities."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfDifferenceBetweenFairValueAtInitialRecognitionAndTransactionPriceTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfDifferenceBetweenFairValueAtInitialRecognitionAndTransactionPriceTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Reconciliation of Derivative Contracts with Unrecognized Day One Gains or Losses",
        "label": "Disclosure Of Difference Between Fair Value At Initial Recognition And Transaction Price [Table Text Block]",
        "documentation": "Disclosure Of Difference Between Fair Value At Initial Recognition And Transaction Price"
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfDifferenceInContractualCashFlowsForDebtExcludingFinanceLeaseLiabilitiesExplanatoryTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfDifferenceInContractualCashFlowsForDebtExcludingFinanceLeaseLiabilitiesExplanatoryTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/DebtTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Schedule of Difference in Contractual Cash Flows for Debt Excluding Lease Liabilities with the Carrying Amount",
        "label": "Disclosure Of Difference In Contractual Cash Flows For Debt Excluding Finance Lease Liabilities Explanatory [Table Text Block]",
        "documentation": "Disclosure of difference in contractual cash flows for debt excluding finance lease liabilities."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfDirectorsAndSeniorManagementExpenseExplanatoryTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfDirectorsAndSeniorManagementExpenseExplanatoryTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/DirectorsandseniormanagementTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of Directors and Senior Management Expense",
        "label": "Disclosure Of Directors And Senior Management Expense Explanatory [Table Text Block]",
        "documentation": "Disclosure of directors and senior management expense."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfDirectorsAndSeniorManagementExpenseLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfDirectorsAndSeniorManagementExpenseLineItems",
     "presentation": [
      "http://www.shell.com/role/DirectorsandseniormanagementSummaryofDirectorsandSeniorManagementExpenseDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure Of Directors And Senior Management Expense [Line Items]",
        "label": "Disclosure Of Directors And Senior Management Expense [Line Items]",
        "documentation": "Disclosure of directors and senior management expense."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfDirectorsAndSeniorManagementExpenseTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfDirectorsAndSeniorManagementExpenseTable",
     "presentation": [
      "http://www.shell.com/role/DirectorsandseniormanagementSummaryofDirectorsandSeniorManagementExpenseDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure Of Directors And Senior Management Expense [Table]",
        "label": "Disclosure Of Directors And Senior Management Expense [Table]",
        "documentation": "Disclosure Of Directors And Senior Management Expense [Table]"
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfDirectorsRemunerationExplanatoryTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfDirectorsRemunerationExplanatoryTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/DirectorsandseniormanagementTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of Remuneration of Directors of the Company",
        "label": "Disclosure Of Directors Remuneration Explanatory [Table Text Block]",
        "documentation": "The entire disclosure of directors remuneration."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfDirectorsRemunerationLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfDirectorsRemunerationLineItems",
     "presentation": [
      "http://www.shell.com/role/DirectorsandseniormanagementSummaryofRemunerationofDirectorsoftheCompanyDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure Of Directors Remuneration [Line Items]",
        "label": "Disclosure Of Directors Remuneration [Line Items]",
        "documentation": "Disclosure of directors remuneration."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfDirectorsRemunerationTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfDirectorsRemunerationTable",
     "presentation": [
      "http://www.shell.com/role/DirectorsandseniormanagementSummaryofRemunerationofDirectorsoftheCompanyDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure Of Directors Remuneration [Table]",
        "label": "Disclosure Of Directors Remuneration [Table]",
        "documentation": "Disclosure of directors remuneration [Table]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersExplanatory",
     "presentation": [
      "http://www.shell.com/role/RevenuesTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of disaggregation of revenue from contracts with customers",
        "label": "Disclosure of disaggregation of revenue from contracts with customers [text block]"
       }
      }
     },
     "auth_ref": [
      "r167",
      "r313"
     ]
    },
    "ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersLineItems",
     "presentation": [
      "http://www.shell.com/role/RevenuesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of disaggregation of revenue from contracts with customers [line items]",
        "label": "Disclosure of disaggregation of revenue from contracts with customers [line items]"
       }
      },
      "en": {
       "role": {
        "documentation": "Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersTable": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersTable",
     "presentation": [
      "http://www.shell.com/role/RevenuesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of disaggregation of revenue from contracts with customers [table]",
        "label": "Disclosure of disaggregation of revenue from contracts with customers [table]"
       }
      },
      "en": {
       "role": {
        "documentation": "Schedule disclosing information related to the disaggregation of revenue from contracts with customers."
       }
      }
     },
     "auth_ref": [
      "r167",
      "r313"
     ]
    },
    "ifrs-full_DisclosureOfDividendsExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfDividendsExplanatory",
     "presentation": [
      "http://www.shell.com/role/Dividends"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Dividends",
        "label": "Disclosure of dividends [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The disclosure of dividends. Dividends are distributions of profits to holders of equity investments in proportion to their holdings of a particular class of capital."
       }
      }
     },
     "auth_ref": [
      "r778"
     ]
    },
    "shel_DisclosureOfDividendsLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfDividendsLineItems",
     "presentation": [
      "http://www.shell.com/role/DividendsNarrativeDetails",
      "http://www.shell.com/role/DividendsSummaryofInterimDividendsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure Of Dividends [Line Items]",
        "label": "Disclosure Of Dividends [Line Items]",
        "documentation": "Disclosure of Dividends [Line Items]"
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfDividendsPaidAndProposedExplanatoryTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfDividendsPaidAndProposedExplanatoryTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/DividendsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of Interim Dividends",
        "label": "Disclosure Of Dividends Paid And Proposed Explanatory [Table Text Block]",
        "documentation": "Disclosure of dividends paid and proposed."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfDividendsTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfDividendsTable",
     "presentation": [
      "http://www.shell.com/role/DividendsNarrativeDetails",
      "http://www.shell.com/role/DividendsSummaryofInterimDividendsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure Of Dividends [Table]",
        "label": "Disclosure Of Dividends [Table]",
        "documentation": "Disclosure of Dividends [Table]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfEarningsPerShareExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfEarningsPerShareExplanatory",
     "presentation": [
      "http://www.shell.com/role/Earningspershare"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Earnings Per Share",
        "label": "Disclosure of earnings per share [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The entire disclosure for earnings per share."
       }
      }
     },
     "auth_ref": [
      "r77"
     ]
    },
    "shel_DisclosureOfEmissionsAndRelatedEnvironmentalSchemesLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfEmissionsAndRelatedEnvironmentalSchemesLineItems",
     "presentation": [
      "http://www.shell.com/role/EmissionsschemesandrelatedenvironmentalprogrammesDetails",
      "http://www.shell.com/role/TradeandotherpayablesNarrativeDetails",
      "http://www.shell.com/role/TradeandotherpayablesSummaryofDetailedInformationAboutTradeandOtherPayablesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure Of Emissions And Related Environmental Schemes [Line Items]",
        "label": "Disclosure Of Emissions And Related Environmental Schemes [Line Items]",
        "documentation": "Disclosure Of Emissions And Related Environmental Schemes"
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfEmissionsAndRelatedEnvironmentalSchemesTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfEmissionsAndRelatedEnvironmentalSchemesTable",
     "presentation": [
      "http://www.shell.com/role/EmissionsschemesandrelatedenvironmentalprogrammesDetails",
      "http://www.shell.com/role/TradeandotherpayablesNarrativeDetails",
      "http://www.shell.com/role/TradeandotherpayablesSummaryofDetailedInformationAboutTradeandOtherPayablesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure Of Emissions And Related Environmental Schemes [Table]",
        "label": "Disclosure Of Emissions And Related Environmental Schemes [Table]",
        "documentation": "Disclosure Of Emissions And Related Environmental Schemes"
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfEmployeeBenefitsExpenseExplanatoryTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfEmployeeBenefitsExpenseExplanatoryTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of Retirement Benefit Expense",
        "label": "Disclosure Of Employee Benefits Expense Explanatory [Table Text Block]",
        "documentation": "The entire disclosure of employee benefits expense."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfEmployeeBenefitsExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfEmployeeBenefitsExplanatory",
     "presentation": [
      "http://www.shell.com/role/Retirementbenefits"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Retirement Benefits",
        "label": "Disclosure of employee benefits [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The entire disclosure for employee benefits."
       }
      }
     },
     "auth_ref": [
      "r49"
     ]
    },
    "ifrs-full_DisclosureOfEntitysReportableSegmentsExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfEntitysReportableSegmentsExplanatory",
     "presentation": [
      "http://www.shell.com/role/Segmentinformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Segment Information",
        "label": "Disclosure of entity's operating segments [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The entire disclosure for operating segments."
       }
      }
     },
     "auth_ref": [
      "r281"
     ]
    },
    "ifrs-full_DisclosureOfEventsAfterReportingPeriodExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfEventsAfterReportingPeriodExplanatory",
     "presentation": [
      "http://www.shell.com/role/Postbalancesheetevents"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Post-balance sheet events",
        "label": "Disclosure of events after reporting period [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The entire disclosure for events after the reporting period."
       }
      }
     },
     "auth_ref": [
      "r2"
     ]
    },
    "shel_DisclosureOfExpectedMaturityAnalysisOfProvisionsTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfExpectedMaturityAnalysisOfProvisionsTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/DecommissioningandotherprovisionsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of expected maturity of Provisions",
        "label": "Disclosure Of Expected Maturity Analysis Of Provisions [Table Text Block]",
        "documentation": "Disclosure Of Expected Maturity Analysis Of Provisions"
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfExplorationAndEvaluationAssetsAtCarryingValueExplanatoryTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfExplorationAndEvaluationAssetsAtCarryingValueExplanatoryTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/PropertyplantandequipmentTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of capitalised exploration drilling costs",
        "label": "Disclosure Of Exploration And Evaluation Assets At Carrying Value Explanatory [Table Text Block]",
        "documentation": "The disclosure for exploration and evaluation assets at carrying value explanatory."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfFairValueMeasurementOfNetCarryingAmountOfDerivativeContractsLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfFairValueMeasurementOfNetCarryingAmountOfDerivativeContractsLineItems",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsSummaryofNetCarryingAmountsofDerivativeContractsHeldDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure Of Fair Value Measurement Of Net Carrying Amount Of Derivative Contracts [Line Items]",
        "label": "Disclosure Of Fair Value Measurement Of Net Carrying Amount Of Derivative Contracts [Line Items]",
        "documentation": "Line item represents fair value measurement of net carrying amount of derivative contracts."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfFairValueMeasurementOfNetCarryingAmountOfDerivativeContractsTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfFairValueMeasurementOfNetCarryingAmountOfDerivativeContractsTable",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsSummaryofNetCarryingAmountsofDerivativeContractsHeldDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure Of Fair Value Measurement Of Net Carrying Amount Of Derivative Contracts [Table]",
        "label": "Disclosure Of Fair Value Measurement Of Net Carrying Amount Of Derivative Contracts [Table]",
        "documentation": "Schedule disclosing fair value measurement of net carrying amount of derivative contracts."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfFinancialAssetsExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfFinancialAssetsExplanatory",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of financial assets",
        "label": "Disclosure of financial assets [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The disclosure of financial assets. [Refer: Financial assets]"
       }
      }
     },
     "auth_ref": [
      "r251",
      "r426"
     ]
    },
    "ifrs-full_DisclosureOfFinancialInstrumentsByTypeOfInterestRateExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfFinancialInstrumentsByTypeOfInterestRateExplanatory",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of Interbank Offered Rate Reform",
        "label": "Disclosure of financial instruments by type of interest rate [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The disclosure of financial instruments by type of interest rate. [Refer: Classes of financial instruments [domain]]"
       }
      }
     },
     "auth_ref": [
      "r767"
     ]
    },
    "ifrs-full_DisclosureOfFinancialInstrumentsExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfFinancialInstrumentsExplanatory",
     "presentation": [
      "http://www.shell.com/role/Financialinstruments"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Financial Instruments",
        "label": "Disclosure of financial instruments [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The entire disclosure for financial instruments."
       }
      }
     },
     "auth_ref": [
      "r262"
     ]
    },
    "ifrs-full_DisclosureOfFinancialInstrumentsLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfFinancialInstrumentsLineItems",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsDisclosureofFinancialAssetsandFinancialLiabilitiesDetails",
      "http://www.shell.com/role/FinancialinstrumentsUnrecognisedDayOneGainsorLossesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of detailed information about financial instruments [line items]",
        "label": "Disclosure of detailed information about financial instruments [line items]"
       }
      },
      "en": {
       "role": {
        "documentation": "Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfFinancialInstrumentsTable": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfFinancialInstrumentsTable",
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of detailed information about financial instruments [table]",
        "label": "Disclosure of detailed information about financial instruments [table]"
       }
      },
      "en": {
       "role": {
        "documentation": "Schedule disclosing information related to details of financial instruments."
       }
      }
     },
     "auth_ref": [
      "r235",
      "r242",
      "r251",
      "r426"
     ]
    },
    "ifrs-full_DisclosureOfFinancialLiabilitiesExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfFinancialLiabilitiesExplanatory",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of financial liabilities",
        "label": "Disclosure of financial liabilities [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The disclosure of financial liabilities. [Refer: Financial liabilities]"
       }
      }
     },
     "auth_ref": [
      "r251",
      "r426"
     ]
    },
    "shel_DisclosureOfForeignExchangeRiskExplanatoryTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfForeignExchangeRiskExplanatoryTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of 10% Appreciation Against the Dollar of Main Currencies",
        "label": "Disclosure Of Foreign Exchange Risk Explanatory [Table Text Block]",
        "documentation": "Disclosure of foreign exchange risk."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfForeignExchangeRiskLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfForeignExchangeRiskLineItems",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsSummaryof10AppreciationAgainsttheDollarofMainCurrenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure Of Foreign Exchange Risk [Line Items]",
        "label": "Disclosure Of Foreign Exchange Risk [Line Items]",
        "documentation": "Disclosure of foreign exchange risk."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfForeignExchangeRiskTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfForeignExchangeRiskTable",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsSummaryof10AppreciationAgainsttheDollarofMainCurrenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure Of Foreign Exchange Risk [Table]",
        "label": "Disclosure Of Foreign Exchange Risk [Table]",
        "documentation": "Disclosure of foreign exchange risk [table]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfGeographicalAreasExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfGeographicalAreasExplanatory",
     "presentation": [
      "http://www.shell.com/role/SegmentinformationTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of information by geographical area",
        "label": "Disclosure of geographical areas [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The disclosure of geographical information."
       }
      }
     },
     "auth_ref": [
      "r279"
     ]
    },
    "ifrs-full_DisclosureOfGeographicalAreasLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfGeographicalAreasLineItems",
     "presentation": [
      "http://www.shell.com/role/SegmentinformationSummaryofInformationbyGeographicalAreaDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of geographical areas [line items]",
        "label": "Disclosure of geographical areas [line items]"
       }
      },
      "en": {
       "role": {
        "documentation": "Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfGeographicalAreasTable": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfGeographicalAreasTable",
     "presentation": [
      "http://www.shell.com/role/SegmentinformationSummaryofInformationbyGeographicalAreaDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of geographical areas [table]",
        "label": "Disclosure of geographical areas [table]"
       }
      },
      "en": {
       "role": {
        "documentation": "Schedule disclosing information related to geographical areas."
       }
      }
     },
     "auth_ref": [
      "r279"
     ]
    },
    "ifrs-full_DisclosureOfImpairmentLossAndReversalOfImpairmentLossAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfImpairmentLossAndReversalOfImpairmentLossAbstract",
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of impairment loss and reversal of impairment loss [abstract]",
        "label": "Disclosure of impairment loss and reversal of impairment loss [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfImpairmentLossAndReversalOfImpairmentLossExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfImpairmentLossAndReversalOfImpairmentLossExplanatory",
     "presentation": [
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of impairments",
        "label": "Disclosure of impairment loss and reversal of impairment loss [text block]"
       }
      }
     },
     "auth_ref": [
      "r81",
      "r393"
     ]
    },
    "ifrs-full_DisclosureOfImpairmentLossAndReversalOfImpairmentLossLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfImpairmentLossAndReversalOfImpairmentLossLineItems",
     "presentation": [
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsImpairmentsummaryDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of impairment loss and reversal of impairment loss [line items]",
        "label": "Disclosure of impairment loss and reversal of impairment loss [line items]"
       }
      },
      "en": {
       "role": {
        "documentation": "Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfImpairmentLossAndReversalOfImpairmentLossTable": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfImpairmentLossAndReversalOfImpairmentLossTable",
     "presentation": [
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsCommodityPriceAssumptionsDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsImpairmentsummaryDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of impairment loss and reversal of impairment loss [table]",
        "label": "Disclosure of impairment loss and reversal of impairment loss [table]"
       }
      },
      "en": {
       "role": {
        "documentation": "Schedule disclosing information related to impairment loss and the reversal of impairment loss."
       }
      }
     },
     "auth_ref": [
      "r81",
      "r393"
     ]
    },
    "ifrs-full_DisclosureOfImpairmentOfAssetsExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfImpairmentOfAssetsExplanatory",
     "presentation": [
      "http://www.shell.com/role/Impairmentofpropertyplantandequipmentgoodwillandotherintangibleassets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Impairment of property, plant and equipment, goodwill, and other intangible assets",
        "label": "Disclosure of impairment of assets [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The entire disclosure for the impairment of assets."
       }
      }
     },
     "auth_ref": [
      "r92"
     ]
    },
    "ifrs-full_DisclosureOfIncomeTaxExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfIncomeTaxExplanatory",
     "presentation": [
      "http://www.shell.com/role/Taxation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Taxation",
        "label": "Disclosure of income tax [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The entire disclosure for income taxes."
       }
      }
     },
     "auth_ref": [
      "r13"
     ]
    },
    "shel_DisclosureOfIncomeTaxesLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfIncomeTaxesLineItems",
     "presentation": [
      "http://www.shell.com/role/TaxationExpectedexpirationoftaxlossesDetails",
      "http://www.shell.com/role/TaxationNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure Of Income Taxes [Line Items]",
        "label": "Disclosure Of Income Taxes [Line Items]",
        "documentation": "Income taxes."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfIncomeTaxesTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfIncomeTaxesTable",
     "presentation": [
      "http://www.shell.com/role/TaxationNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure Of Income Taxes [Table]",
        "label": "Disclosure Of Income Taxes [Table]",
        "documentation": "Income taxes."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfInformationAboutEmployeesExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfInformationAboutEmployeesExplanatory",
     "presentation": [
      "http://www.shell.com/role/Employees"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Employees",
        "label": "Disclosure of information about employees [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The disclosure of information about employees."
       }
      }
     },
     "auth_ref": [
      "r778"
     ]
    },
    "ifrs-full_DisclosureOfInformationAboutKeyManagementPersonnelExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfInformationAboutKeyManagementPersonnelExplanatory",
     "presentation": [
      "http://www.shell.com/role/Directorsandseniormanagement"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Directors and Senior Management",
        "label": "Disclosure of information about key management personnel [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The disclosure of information about key management personnel. [Refer: Key management personnel of entity or parent [member]]"
       }
      }
     },
     "auth_ref": [
      "r778"
     ]
    },
    "ifrs-full_DisclosureOfInformationAboutPillarTwoIncomeTaxesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfInformationAboutPillarTwoIncomeTaxesAbstract",
     "presentation": [
      "http://www.shell.com/role/TaxationDisclosureOfPillarTwoTaxInformationDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Of which:",
        "label": "Disclosure of information about Pillar Two income taxes [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfInformationAtTaxationChargeExplanatoryTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfInformationAtTaxationChargeExplanatoryTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/TaxationTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of Taxation Charge",
        "label": "Disclosure Of Information At Taxation Charge Explanatory [Table Text Block]",
        "documentation": "The disclosure of information at taxation charge."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfIntangibleAssetsAndGoodwillExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfIntangibleAssetsAndGoodwillExplanatory",
     "presentation": [
      "http://www.shell.com/role/Goodwillandotherintangibleassets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Goodwill and other intangible assets",
        "label": "Disclosure of intangible assets and goodwill [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The disclosure of intangible assets and goodwill. [Refer: Intangible assets and goodwill]"
       }
      }
     },
     "auth_ref": [
      "r778"
     ]
    },
    "ifrs-full_DisclosureOfIntangibleAssetsLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfIntangibleAssetsLineItems",
     "presentation": [
      "http://www.shell.com/role/GoodwillandotherintangibleassetsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of detailed information about intangible assets [line items]",
        "label": "Disclosure of detailed information about intangible assets [line items]"
       }
      },
      "en": {
       "role": {
        "documentation": "Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfIntangibleAssetsTable": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfIntangibleAssetsTable",
     "presentation": [
      "http://www.shell.com/role/GoodwillandotherintangibleassetsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of detailed information about intangible assets [table]",
        "label": "Disclosure of detailed information about intangible assets [table]"
       }
      },
      "en": {
       "role": {
        "documentation": "Schedule disclosing information related to details of intangible assets."
       }
      }
     },
     "auth_ref": [
      "r104",
      "r405"
     ]
    },
    "ifrs-full_DisclosureOfInterestExpenseExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfInterestExpenseExplanatory",
     "presentation": [
      "http://www.shell.com/role/Interestexpense"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Interest Expense",
        "label": "Disclosure of interest expense [text block]"
       }
      }
     },
     "auth_ref": [
      "r778"
     ]
    },
    "ifrs-full_DisclosureOfInterestIncomeExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfInterestIncomeExplanatory",
     "presentation": [
      "http://www.shell.com/role/Interestandotherincome"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Interest and Other Income",
        "label": "Disclosure of interest income [text block]"
       }
      }
     },
     "auth_ref": [
      "r778"
     ]
    },
    "ifrs-full_DisclosureOfInventoriesExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfInventoriesExplanatory",
     "presentation": [
      "http://www.shell.com/role/Inventories"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Inventories",
        "label": "Disclosure of inventories [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The entire disclosure for inventories."
       }
      }
     },
     "auth_ref": [
      "r53"
     ]
    },
    "shel_DisclosureOfInvestmentInSecuritiesExplanatoryTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfInvestmentInSecuritiesExplanatoryTextBlock",
     "presentation": [
      "http://www.shell.com/role/Investmentsinsecurities"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Investments in Securities",
        "label": "Disclosure Of Investment In Securities Explanatory [Text Block]",
        "documentation": "The entire disclosure of investment in securities."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfInvestmentSecuritiesExplanatoryTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfInvestmentSecuritiesExplanatoryTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/InvestmentsinsecuritiesTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Schedule of Investments in Securities",
        "label": "Disclosure Of Investment Securities Explanatory [Table Text Block]",
        "documentation": "Entire disclosure of investment securities."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfInvestmentsInSecuritiesLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfInvestmentsInSecuritiesLineItems",
     "presentation": [
      "http://www.shell.com/role/InvestmentsinsecuritiesScheduleofInvestmentsinSecuritiesUsingPredominantlyUnobservableInputsDetails",
      "http://www.shell.com/role/InvestmentsinsecuritiesSummaryofInvestmentsinSecuritiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure Of Investments In Securities [Line Items]",
        "label": "Disclosure Of Investments In Securities [Line Items]",
        "documentation": "Disclosure of investments in securities [line items]"
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfInvestmentsInSecuritiesMeasuredUsingPredominantlyUnobservableInputsExplanatoryTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfInvestmentsInSecuritiesMeasuredUsingPredominantlyUnobservableInputsExplanatoryTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/InvestmentsinsecuritiesTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Schedule of Investments in Securities Using Predominantly Unobservable Inputs",
        "label": "Disclosure Of Investments In Securities Measured Using Predominantly Unobservable Inputs Explanatory [Table Text Block]",
        "documentation": "The tabular disclosure of Investments in securities measured using predominantly unobservable inputs."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfInvestmentsInSecuritiesTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfInvestmentsInSecuritiesTable",
     "presentation": [
      "http://www.shell.com/role/InvestmentsinsecuritiesScheduleofInvestmentsinSecuritiesUsingPredominantlyUnobservableInputsDetails",
      "http://www.shell.com/role/InvestmentsinsecuritiesSummaryofInvestmentsinSecuritiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure Of Investments In Securities [Table]",
        "label": "Disclosure Of Investments In Securities [Table]",
        "documentation": "Disclosure of investments in securities."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfJointVenturesAndAssociateExplanatoryTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfJointVenturesAndAssociateExplanatoryTextBlock",
     "presentation": [
      "http://www.shell.com/role/Jointventuresandassociates"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Joint Ventures and Associates",
        "label": "Disclosure Of Joint Ventures And Associate Explanatory [Text Block]",
        "documentation": "The disclosure of joint ventures and associate."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfJointVenturesAndAssociatesLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfJointVenturesAndAssociatesLineItems",
     "presentation": [
      "http://www.shell.com/role/JointventuresandassociatesNarrativeDetails",
      "http://www.shell.com/role/JointventuresandassociatesSummaryofShellShareofComprehensiveIncomeofJointVenturesandAssociatesDetails",
      "http://www.shell.com/role/JointventuresandassociatesSummaryofTransactionsWithJointVenturesandAssociatesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure Of Joint Ventures And Associates [Line Items]",
        "label": "Disclosure Of Joint Ventures And Associates [Line Items]",
        "documentation": "Disclosure Of Joint Ventures And Associates [Line Items]"
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfJointVenturesAndAssociatesTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfJointVenturesAndAssociatesTable",
     "presentation": [
      "http://www.shell.com/role/JointventuresandassociatesNarrativeDetails",
      "http://www.shell.com/role/JointventuresandassociatesSummaryofShellShareofComprehensiveIncomeofJointVenturesandAssociatesDetails",
      "http://www.shell.com/role/JointventuresandassociatesSummaryofTransactionsWithJointVenturesandAssociatesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure Of Joint Ventures And Associates [Table]",
        "label": "Disclosure Of Joint Ventures And Associates [Table]",
        "documentation": "Disclosure of joint ventures and associates."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfLeasesExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfLeasesExplanatory",
     "presentation": [
      "http://www.shell.com/role/Leases"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Leases",
        "label": "Disclosure of leases [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The entire disclosure for leases."
       }
      }
     },
     "auth_ref": [
      "r184",
      "r185"
     ]
    },
    "shel_DisclosureOfLegalProceedingsAndOtherContingenciesLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfLegalProceedingsAndOtherContingenciesLineItems",
     "presentation": [
      "http://www.shell.com/role/LegalproceedingsandcontingenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of legal proceedings and other contingencies [Line Items]",
        "label": "Disclosure Of Legal Proceedings And Other Contingencies [Line Items]",
        "documentation": "Disclosure of legal proceedings and other contingencies line item."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfLegalProceedingsAndOtherContingenciesTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfLegalProceedingsAndOtherContingenciesTable",
     "presentation": [
      "http://www.shell.com/role/LegalproceedingsandcontingenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure Of Legal Proceedings And Other Contingencies [Table]",
        "label": "Disclosure Of Legal Proceedings And Other Contingencies [Table]",
        "documentation": "Disclosure of legal proceedings and other contingencies table."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfMaterialAccountingPolicyInformationExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfMaterialAccountingPolicyInformationExplanatory",
     "presentation": [
      "http://www.shell.com/role/Materialaccountingpoliciesjudgementsandestimates"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Material accounting policies, judgements and estimates",
        "label": "Disclosure of material accounting policy information [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The entire disclosure of material accounting policy information applied by the entity."
       }
      }
     },
     "auth_ref": [
      "r350",
      "r472",
      "r488"
     ]
    },
    "ifrs-full_DisclosureOfMaturityAnalysisForDerivativeFinancialLiabilitiesLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfMaturityAnalysisForDerivativeFinancialLiabilitiesLineItems",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsContractualMaturitiesofDerivativeLiabilitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of maturity analysis for derivative financial liabilities [line items]",
        "label": "Disclosure of maturity analysis for derivative financial liabilities [line items]"
       }
      },
      "en": {
       "role": {
        "documentation": "Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfMaturityAnalysisForDerivativeFinancialLiabilitiesTable": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfMaturityAnalysisForDerivativeFinancialLiabilitiesTable",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsContractualMaturitiesofDerivativeLiabilitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of maturity analysis for derivative financial liabilities [table]",
        "label": "Disclosure of maturity analysis for derivative financial liabilities [table]"
       }
      },
      "en": {
       "role": {
        "documentation": "Schedule disclosing information related to the maturity analysis for derivative financial liabilities."
       }
      }
     },
     "auth_ref": [
      "r247",
      "r455"
     ]
    },
    "ifrs-full_DisclosureOfMaturityAnalysisForNonderivativeFinancialLiabilitiesLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfMaturityAnalysisForNonderivativeFinancialLiabilitiesLineItems",
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofDifferenceinContractualCashFlowsforDebtExcludingFinanceLeaseLiabilitieswiththeCarryingAmountDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of maturity analysis for non-derivative financial liabilities [line items]",
        "label": "Disclosure of maturity analysis for non-derivative financial liabilities [line items]"
       }
      },
      "en": {
       "role": {
        "documentation": "Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfMaturityAnalysisForNonderivativeFinancialLiabilitiesTable": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfMaturityAnalysisForNonderivativeFinancialLiabilitiesTable",
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofDifferenceinContractualCashFlowsforDebtExcludingFinanceLeaseLiabilitieswiththeCarryingAmountDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of maturity analysis for non-derivative financial liabilities [table]",
        "label": "Disclosure of maturity analysis for non-derivative financial liabilities [table]"
       }
      },
      "en": {
       "role": {
        "documentation": "Schedule disclosing information related to the maturity analysis for non-derivative financial liabilities."
       }
      }
     },
     "auth_ref": [
      "r246",
      "r454"
     ]
    },
    "ifrs-full_DisclosureOfMaturityAnalysisOfFinanceLeasePaymentsReceivableExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfMaturityAnalysisOfFinanceLeasePaymentsReceivableExplanatory",
     "presentation": [
      "http://www.shell.com/role/TradeandotherreceivablesTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of Maturity Analysis of Finance Lease Receivables",
        "label": "Disclosure of maturity analysis of finance lease payments receivable [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The disclosure of a maturity analysis of finance lease payments receivable. Finance lease is a lease that transfers substantially all the risks and rewards incidental to ownership of an underlying asset."
       }
      }
     },
     "auth_ref": [
      "r181",
      "r327"
     ]
    },
    "ifrs-full_DisclosureOfMaturityAnalysisOfFinanceLeasePaymentsReceivableLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfMaturityAnalysisOfFinanceLeasePaymentsReceivableLineItems",
     "presentation": [
      "http://www.shell.com/role/TradeandotherreceivablesMaturityAnalysisofFinanceLeaseReceivablesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of maturity analysis of finance lease payments receivable [line items]",
        "label": "Disclosure of maturity analysis of finance lease payments receivable [line items]"
       }
      },
      "en": {
       "role": {
        "documentation": "Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfMaturityAnalysisOfFinanceLeasePaymentsReceivableTable": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfMaturityAnalysisOfFinanceLeasePaymentsReceivableTable",
     "presentation": [
      "http://www.shell.com/role/TradeandotherreceivablesMaturityAnalysisofFinanceLeaseReceivablesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of maturity analysis of finance lease payments receivable [table]",
        "label": "Disclosure of maturity analysis of finance lease payments receivable [table]"
       }
      },
      "en": {
       "role": {
        "documentation": "Schedule disclosing information related to the maturity analysis of finance lease payments receivable."
       }
      }
     },
     "auth_ref": [
      "r181",
      "r327"
     ]
    },
    "ifrs-full_DisclosureOfMaturityAnalysisOfOperatingLeasePaymentsExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfMaturityAnalysisOfOperatingLeasePaymentsExplanatory",
     "presentation": [
      "http://www.shell.com/role/LeasesTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Schedule of Future Lease Payments Under Lease Contracts",
        "label": "Disclosure of maturity analysis of operating lease payments [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The disclosure of a maturity analysis of operating lease payments. Operating lease is a lease that does not transfer substantially all the risks and rewards incidental to ownership of an underlying asset."
       }
      }
     },
     "auth_ref": [
      "r183",
      "r332"
     ]
    },
    "ifrs-full_DisclosureOfMaturityAnalysisOfOperatingLeasePaymentsLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfMaturityAnalysisOfOperatingLeasePaymentsLineItems",
     "presentation": [
      "http://www.shell.com/role/LeasesScheduleofFutureLeasePaymentsUnderLeaseContractsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of maturity analysis of operating lease payments [line items]",
        "label": "Disclosure of maturity analysis of operating lease payments [line items]"
       }
      },
      "en": {
       "role": {
        "documentation": "Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfMaturityAnalysisOfOperatingLeasePaymentsTable": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfMaturityAnalysisOfOperatingLeasePaymentsTable",
     "presentation": [
      "http://www.shell.com/role/LeasesScheduleofFutureLeasePaymentsUnderLeaseContractsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of maturity analysis of operating lease payments [table]",
        "label": "Disclosure of maturity analysis of operating lease payments [table]"
       }
      },
      "en": {
       "role": {
        "documentation": "Schedule disclosing information related to the maturity analysis of operating lease payments."
       }
      }
     },
     "auth_ref": [
      "r183",
      "r332"
     ]
    },
    "shel_DisclosureOfNetCarryingAmountOfDerivativeContractMeasuredUnObservableInputsExplanatoryTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfNetCarryingAmountOfDerivativeContractMeasuredUnObservableInputsExplanatoryTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of Net Carrying Amounts of Derivative Contracts Measured Using Predominantly Unobservable Inputs",
        "label": "Disclosure Of Net Carrying Amount Of Derivative Contract Measured Un Observable Inputs Explanatory [Table Text Block]",
        "documentation": "Disclosure analysis of unrealized gains and losses on available-for-sale securities"
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfNetCarryingAmountOfDerivativeContractsByLevelsOfFairValueHierarchyExplanatoryTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfNetCarryingAmountOfDerivativeContractsByLevelsOfFairValueHierarchyExplanatoryTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of Net Carrying Amounts of Derivative Contracts Held",
        "label": "Disclosure Of Net Carrying Amount Of Derivative Contracts By Levels Of Fair Value Hierarchy Explanatory [Table Text Block]",
        "documentation": "Disclosure of net carrying amount of derivative contracts by levels of fair value hierarchy."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfNetDebtLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfNetDebtLineItems",
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofNetDebtDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure Of Net Debt [Line Items]",
        "label": "Disclosure Of Net Debt [Line Items]",
        "documentation": "Disclosure of net debt."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfNetDebtTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfNetDebtTable",
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofNetDebtDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of Net Debt [Table]",
        "label": "Disclosure Of Net Debt [Table]",
        "documentation": "Disclosure of net debt table."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfNetDebtTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfNetDebtTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/DebtTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Schedule of Net Debt",
        "label": "Disclosure Of Net Debt [Table Text Block]",
        "documentation": "Disclosure of debt securities net."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfNetDefinedBenefitLiabilityAssetExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfNetDefinedBenefitLiabilityAssetExplanatory",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of Defined Benefit Plan Obligations and Assets",
        "label": "Disclosure of net defined benefit liability (asset) [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The disclosure of a net defined benefit liability (asset). [Refer: Net defined benefit liability (asset)]"
       }
      }
     },
     "auth_ref": [
      "r31",
      "r373"
     ]
    },
    "ifrs-full_DisclosureOfNetDefinedBenefitLiabilityAssetLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfNetDefinedBenefitLiabilityAssetLineItems",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanAssetsDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanObligationsDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofRetirementBenefitsbyFinancialPositionDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of net defined benefit liability (asset) [line items]",
        "label": "Disclosure of net defined benefit liability (asset) [line items]"
       }
      },
      "en": {
       "role": {
        "documentation": "Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfNetDefinedBenefitLiabilityAssetTable": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfNetDefinedBenefitLiabilityAssetTable",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanAssetsDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanObligationsDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofRetirementBenefitsbyFinancialPositionDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of net defined benefit liability (asset) [table]",
        "label": "Disclosure of net defined benefit liability (asset) [table]"
       }
      },
      "en": {
       "role": {
        "documentation": "Schedule disclosing information related to the net defined benefit liability (asset)."
       }
      }
     },
     "auth_ref": [
      "r31",
      "r373"
     ]
    },
    "ifrs-full_DisclosureOfNonadjustingEventsAfterReportingPeriodLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfNonadjustingEventsAfterReportingPeriodLineItems",
     "presentation": [
      "http://www.shell.com/role/PostbalancesheeteventsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of non-adjusting events after reporting period [line items]",
        "label": "Disclosure of non-adjusting events after reporting period [line items]"
       }
      },
      "en": {
       "role": {
        "documentation": "Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfNonadjustingEventsAfterReportingPeriodTable": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfNonadjustingEventsAfterReportingPeriodTable",
     "presentation": [
      "http://www.shell.com/role/PostbalancesheeteventsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of non-adjusting events after reporting period [table]",
        "label": "Disclosure of non-adjusting events after reporting period [table]"
       }
      },
      "en": {
       "role": {
        "documentation": "Schedule disclosing information related to non-adjusting events after the reporting period."
       }
      }
     },
     "auth_ref": [
      "r1",
      "r352"
     ]
    },
    "ifrs-full_DisclosureOfNoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfNoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleExplanatory",
     "presentation": [
      "http://www.shell.com/role/Assetsheldforsale"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Assets Held For Sale",
        "label": "Disclosure of non-current assets or disposal groups classified as held for sale [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The disclosure of non-current assets or disposal groups classified as held for sale. [Refer: Non-current assets or disposal groups classified as held for sale]"
       }
      }
     },
     "auth_ref": [
      "r778"
     ]
    },
    "ifrs-full_DisclosureOfNumberAndWeightedAverageExercisePricesOfShareOptionsExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfNumberAndWeightedAverageExercisePricesOfShareOptionsExplanatory",
     "presentation": [
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Schedule of Share Awards Under the PSP and LTIP",
        "label": "Disclosure of number and weighted average exercise prices of share options [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The disclosure of the number and weighted average exercise prices of share options. [Refer: Weighted average [member]]"
       }
      }
     },
     "auth_ref": [
      "r201",
      "r418"
     ]
    },
    "ifrs-full_DisclosureOfObjectivesPoliciesAndProcessesForManagingCapitalExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfObjectivesPoliciesAndProcessesForManagingCapitalExplanatory",
     "presentation": [
      "http://www.shell.com/role/Capitalmanagement"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Capital management",
        "label": "Disclosure of objectives, policies and processes for managing capital [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The disclosure of information that enables users of financial statements to evaluate the entity's objectives, policies and processes for managing capital."
       }
      }
     },
     "auth_ref": [
      "r490"
     ]
    },
    "ifrs-full_DisclosureOfOffsettingOfFinancialAssetsAndFinancialLiabilitiesExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfOffsettingOfFinancialAssetsAndFinancialLiabilitiesExplanatory",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Schedule of Trade and Other Receivables, Other Payables and Derivative Financial Instruments",
        "label": "Disclosure of offsetting of financial assets and financial liabilities [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The disclosure of the offsetting of financial assets and financial liabilities. [Refer: Financial assets; Financial liabilities]"
       }
      }
     },
     "auth_ref": [
      "r261"
     ]
    },
    "ifrs-full_DisclosureOfOffsettingOfFinancialAssetsLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfOffsettingOfFinancialAssetsLineItems",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsScheduleofTradeandOtherReceivablesOtherPayablesandDerivativeFinancialInstrumentsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of offsetting of financial assets [line items]",
        "label": "Disclosure of offsetting of financial assets [line items]"
       }
      },
      "en": {
       "role": {
        "documentation": "Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfOffsettingOfFinancialAssetsTable": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfOffsettingOfFinancialAssetsTable",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsScheduleofTradeandOtherReceivablesOtherPayablesandDerivativeFinancialInstrumentsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of offsetting of financial assets [table]",
        "label": "Disclosure of offsetting of financial assets [table]"
       }
      },
      "en": {
       "role": {
        "documentation": "Schedule disclosing information related to the offsetting of financial assets."
       }
      }
     },
     "auth_ref": [
      "r223"
     ]
    },
    "ifrs-full_DisclosureOfOperatingSegmentsExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfOperatingSegmentsExplanatory",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionTables",
      "http://www.shell.com/role/SegmentinformationTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "verboseLabel": "Summary of carrying value of assets by segment",
        "terseLabel": "Disclosure of detailed information about operating segments",
        "label": "Disclosure of operating segments [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The disclosure of operating segments. [Refer: Operating segments [member]]"
       }
      }
     },
     "auth_ref": [
      "r269"
     ]
    },
    "ifrs-full_DisclosureOfOperatingSegmentsLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfOperatingSegmentsLineItems",
     "presentation": [
      "http://www.shell.com/role/SegmentinformationCashcapitalexpenditureDetails",
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of operating segments [line items]",
        "label": "Disclosure of operating segments [line items]"
       }
      },
      "en": {
       "role": {
        "documentation": "Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfOperatingSegmentsTable": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfOperatingSegmentsTable",
     "presentation": [
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of operating segments [table]",
        "label": "Disclosure of operating segments [table]"
       }
      },
      "en": {
       "role": {
        "documentation": "Schedule disclosing information related to operating segments."
       }
      }
     },
     "auth_ref": [
      "r269"
     ]
    },
    "shel_DisclosureOfOtherArrangementsInRespectOfJointVenturesAndAssociatesExplanatoryTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfOtherArrangementsInRespectOfJointVenturesAndAssociatesExplanatoryTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/JointventuresandassociatesTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of Other Arrangements in Respect of Joint Ventures and Associates",
        "label": "Disclosure Of Other Arrangements In Respect Of Joint Ventures And Associates Explanatory [Table Text Block]",
        "documentation": "Disclosure of Other Arrangements in Respect of Joint Ventures and Associates [Text Block]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfOtherOperatingIncomeExpenseExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfOtherOperatingIncomeExpenseExplanatory",
     "presentation": [
      "http://www.shell.com/role/InterestandotherincomeTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of Interest and Other Income",
        "label": "Disclosure of other operating income (expense) [text block]"
       }
      }
     },
     "auth_ref": [
      "r778"
     ]
    },
    "ifrs-full_DisclosureOfOtherProvisionsContingentLiabilitiesAndContingentAssetsExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfOtherProvisionsContingentLiabilitiesAndContingentAssetsExplanatory",
     "presentation": [
      "http://www.shell.com/role/Decommissioningandotherprovisions"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Decommissioning and Other Provisions",
        "label": "Disclosure of other provisions, contingent liabilities and contingent assets [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The entire disclosure for other provisions, contingent liabilities and contingent assets."
       }
      }
     },
     "auth_ref": [
      "r97"
     ]
    },
    "shel_DisclosureOfPillarTwoTaxInformationTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfPillarTwoTaxInformationTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/TaxationTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure Of Pillar Two Tax Information",
        "label": "Disclosure Of Pillar Two Tax Information [Table Text Block]",
        "documentation": "Disclosure Of Pillar Two Tax Information"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfPropertyPlantAndEquipmentExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfPropertyPlantAndEquipmentExplanatory",
     "presentation": [
      "http://www.shell.com/role/Propertyplantandequipment"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Property, Plant and Equipment",
        "label": "Disclosure of property, plant and equipment [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The entire disclosure for property, plant and equipment."
       }
      }
     },
     "auth_ref": [
      "r25"
     ]
    },
    "ifrs-full_DisclosureOfProvisionMatrixLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfProvisionMatrixLineItems",
     "presentation": [
      "http://www.shell.com/role/TradeandotherreceivablesNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of provision matrix [line items]",
        "label": "Disclosure of provision matrix [line items]"
       }
      },
      "en": {
       "role": {
        "documentation": "Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfProvisionMatrixTable": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfProvisionMatrixTable",
     "presentation": [
      "http://www.shell.com/role/TradeandotherreceivablesNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of provision matrix [table]",
        "label": "Disclosure of provision matrix [table]"
       }
      },
      "en": {
       "role": {
        "documentation": "Schedule disclosing information related to the provision matrix."
       }
      }
     },
     "auth_ref": [
      "r577"
     ]
    },
    "ifrs-full_DisclosureOfQuantitativeInformationAboutRightofuseAssetsExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfQuantitativeInformationAboutRightofuseAssetsExplanatory",
     "presentation": [
      "http://www.shell.com/role/LeasesTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of Right-of-use Assets",
        "label": "Disclosure of quantitative information about right-of-use assets [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The disclosure of quantitative information about right-of-use assets. [Refer: Right-of-use assets]"
       }
      }
     },
     "auth_ref": [
      "r178",
      "r321"
     ]
    },
    "ifrs-full_DisclosureOfQuantitativeInformationAboutRightofuseAssetsLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfQuantitativeInformationAboutRightofuseAssetsLineItems",
     "presentation": [
      "http://www.shell.com/role/LeasesSummaryofRightofuseAssetsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of quantitative information about right-of-use assets [line items]",
        "label": "Disclosure of quantitative information about right-of-use assets [line items]"
       }
      },
      "en": {
       "role": {
        "documentation": "Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfQuantitativeInformationAboutRightofuseAssetsTable": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfQuantitativeInformationAboutRightofuseAssetsTable",
     "presentation": [
      "http://www.shell.com/role/LeasesSummaryofRightofuseAssetsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of quantitative information about right-of-use assets [table]",
        "label": "Disclosure of quantitative information about right-of-use assets [table]"
       }
      },
      "en": {
       "role": {
        "documentation": "Schedule disclosing information related to right-of-use assets."
       }
      }
     },
     "auth_ref": [
      "r178",
      "r321"
     ]
    },
    "shel_DisclosureOfReconciliationOfApplicableTaxChargeAtStatutoryTaxRatesExplanatoryTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfReconciliationOfApplicableTaxChargeAtStatutoryTaxRatesExplanatoryTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/TaxationTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of Reconciliation of Applicable Tax Charge at Statutory Tax Rates to Taxation Charge",
        "label": "Disclosure Of Reconciliation Of Applicable Tax Charge At Statutory Tax Rates Explanatory [Table Text Block]",
        "documentation": "The disclosure of reconciliation of applicable tax charge at statutory tax rates."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillExplanatory",
     "presentation": [
      "http://www.shell.com/role/GoodwillandotherintangibleassetsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of Intangible Assets and Goodwill",
        "label": "Disclosure of reconciliation of changes in intangible assets and goodwill [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The disclosure of the reconciliation of changes in intangible assets and goodwill. [Refer: Intangible assets and goodwill]"
       }
      }
     },
     "auth_ref": [
      "r755"
     ]
    },
    "ifrs-full_DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillLineItems",
     "presentation": [
      "http://www.shell.com/role/GoodwillandotherintangibleassetsSummaryofIntangibleAssetsandGoodwillDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of reconciliation of changes in intangible assets and goodwill [line items]",
        "label": "Disclosure of reconciliation of changes in intangible assets and goodwill [line items]"
       }
      },
      "en": {
       "role": {
        "documentation": "Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillTable": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillTable",
     "presentation": [
      "http://www.shell.com/role/GoodwillandotherintangibleassetsSummaryofIntangibleAssetsandGoodwillDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of reconciliation of changes in intangible assets and goodwill [table]",
        "label": "Disclosure of reconciliation of changes in intangible assets and goodwill [table]"
       }
      },
      "en": {
       "role": {
        "documentation": "Schedule disclosing information related to the reconciliation of changes in intangible assets and goodwill."
       }
      }
     },
     "auth_ref": [
      "r755"
     ]
    },
    "ifrs-full_DisclosureOfReconciliationOfChangesInPropertyPlantAndEquipmentIncludingRightofuseAssetsExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfReconciliationOfChangesInPropertyPlantAndEquipmentIncludingRightofuseAssetsExplanatory",
     "presentation": [
      "http://www.shell.com/role/PropertyplantandequipmentTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of PPE",
        "label": "Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The disclosure of the reconciliation of changes in property, plant and equipment, including right-of-use assets."
       }
      }
     },
     "auth_ref": [
      "r736"
     ]
    },
    "ifrs-full_DisclosureOfReconciliationOfChangesInPropertyPlantAndEquipmentIncludingRightofuseAssetsLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfReconciliationOfChangesInPropertyPlantAndEquipmentIncludingRightofuseAssetsLineItems",
     "presentation": [
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesDetails",
      "http://www.shell.com/role/PropertyplantandequipmentSummaryofPropertyPlantandEquipmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]",
        "label": "Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]"
       }
      },
      "en": {
       "role": {
        "documentation": "Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfReconciliationOfChangesInPropertyPlantAndEquipmentIncludingRightofuseAssetsTable": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfReconciliationOfChangesInPropertyPlantAndEquipmentIncludingRightofuseAssetsTable",
     "presentation": [
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesDetails",
      "http://www.shell.com/role/PropertyplantandequipmentSummaryofPropertyPlantandEquipmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [table]",
        "label": "Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [table]"
       }
      },
      "en": {
       "role": {
        "documentation": "Schedule disclosing the reconciliation of changes in property, plant and equipment, including right-of-use assets."
       }
      }
     },
     "auth_ref": [
      "r736"
     ]
    },
    "shel_DisclosureOfReconciliationOfEarningsToIncomeLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfReconciliationOfEarningsToIncomeLineItems",
     "presentation": [
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure Of Reconciliation Of Earnings To Income [Line Items]",
        "label": "Disclosure Of Reconciliation Of Earnings To Income [Line Items]",
        "documentation": "Disclosure Of Reconciliation Of Earnings To Income [Line Items]"
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfReconciliationOfEarningsToIncomeTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfReconciliationOfEarningsToIncomeTable",
     "presentation": [
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure Of Reconciliation Of Earnings To Income [Table]",
        "label": "Disclosure Of Reconciliation Of Earnings To Income [Table]",
        "documentation": "Disclosure Of Reconciliation Of Earnings To Income [Table]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfRelatedPartyExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfRelatedPartyExplanatory",
     "presentation": [
      "http://www.shell.com/role/JointventuresandassociatesTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of Transactions with Joint Ventures and Associates",
        "label": "Disclosure of related party [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The entire disclosure for related parties."
       }
      }
     },
     "auth_ref": [
      "r63"
     ]
    },
    "shel_DisclosureOfRemeasurementOfNetDefinedBenefitLiabilityAssetExplanatoryTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfRemeasurementOfNetDefinedBenefitLiabilityAssetExplanatoryTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of Remeasurements",
        "label": "Disclosure Of Remeasurement Of Net Defined Benefit Liability Asset Explanatory [Table Text Block]",
        "documentation": "Disclosure of Remeasurement of Net Defined Benefit Liability (Asset) [Text Block]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfReservesAndOtherEquityInterestExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfReservesAndOtherEquityInterestExplanatory",
     "presentation": [
      "http://www.shell.com/role/Otherreserves"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Other Reserves",
        "label": "Disclosure of reserves within equity [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The disclosure of reserves within equity. [Refer: Other reserves [member]]"
       }
      }
     },
     "auth_ref": [
      "r340",
      "r469",
      "r519"
     ]
    },
    "ifrs-full_DisclosureOfRevenueExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfRevenueExplanatory",
     "presentation": [
      "http://www.shell.com/role/Revenues"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Revenues",
        "label": "Disclosure of revenue [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The entire disclosure for revenue."
       }
      }
     },
     "auth_ref": [
      "r778"
     ]
    },
    "ifrs-full_DisclosureOfRiskManagementStrategyRelatedToHedgeAccountingLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfRiskManagementStrategyRelatedToHedgeAccountingLineItems",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsNarrativeDetails",
      "http://www.shell.com/role/FinancialinstrumentsScheduleofValueatRiskPretaxDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of risk management strategy related to hedge accounting [line items]",
        "label": "Disclosure of risk management strategy related to hedge accounting [line items]"
       }
      },
      "en": {
       "role": {
        "documentation": "Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfRiskManagementStrategyRelatedToHedgeAccountingTable": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfRiskManagementStrategyRelatedToHedgeAccountingTable",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsNarrativeDetails",
      "http://www.shell.com/role/FinancialinstrumentsScheduleofValueatRiskPretaxDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of risk management strategy related to hedge accounting [table]",
        "label": "Disclosure of risk management strategy related to hedge accounting [table]"
       }
      },
      "en": {
       "role": {
        "documentation": "Schedule disclosing information related to the risk management strategy in relation to hedge accounting."
       }
      }
     },
     "auth_ref": [
      "r226",
      "r440",
      "r478"
     ]
    },
    "shel_DisclosureOfRiskManagementStrategyRelatedToValueAtRiskPreTaxExplanatoryTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfRiskManagementStrategyRelatedToValueAtRiskPreTaxExplanatoryTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Schedule of Value at Risk Pre-tax",
        "label": "Disclosure Of Risk Management Strategy Related To Value At Risk Pre Tax Explanatory [Table Text Block]",
        "documentation": "Disclosure of risk management strategy related to value at risk pre tax."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfSensitivityAnalysisForActuarialAssumptionsAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfSensitivityAnalysisForActuarialAssumptionsAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Disclosure of sensitivity analysis for actuarial assumptions [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfSensitivityAnalysisForActuarialAssumptionsExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfSensitivityAnalysisForActuarialAssumptionsExplanatory",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of Assumptions for Sensitivity Analysis",
        "label": "Disclosure of sensitivity analysis for actuarial assumptions [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The disclosure of a sensitivity analysis for significant actuarial assumptions used to determine the present value of a defined benefit obligation. [Refer: Actuarial assumptions [domain]; Defined benefit obligation, at present value]"
       }
      }
     },
     "auth_ref": [
      "r44"
     ]
    },
    "ifrs-full_DisclosureOfSensitivityAnalysisForActuarialAssumptionsLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfSensitivityAnalysisForActuarialAssumptionsLineItems",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofAssumptionsforSensitivityAnalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of sensitivity analysis for actuarial assumptions [line items]",
        "label": "Disclosure of sensitivity analysis for actuarial assumptions [line items]"
       }
      },
      "en": {
       "role": {
        "documentation": "Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfSensitivityAnalysisForActuarialAssumptionsTable": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfSensitivityAnalysisForActuarialAssumptionsTable",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofAssumptionsforSensitivityAnalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of sensitivity analysis for actuarial assumptions [table]",
        "label": "Disclosure of sensitivity analysis for actuarial assumptions [table]"
       }
      },
      "en": {
       "role": {
        "documentation": "Schedule disclosing information related to the sensitivity analysis for actuarial assumptions."
       }
      }
     },
     "auth_ref": [
      "r44"
     ]
    },
    "shel_DisclosureOfShareBasedCompensationExpenseExplanatoryTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfShareBasedCompensationExpenseExplanatoryTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of Share-based Compensation Expense",
        "label": "Disclosure Of Share Based Compensation Expense Explanatory [Table Text Block]",
        "documentation": "Disclosure of detailed information about share based compensation expense."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfShareBasedCompensationExpenseLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfShareBasedCompensationExpenseLineItems",
     "presentation": [
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustScheduleofShareAwardsUnderthePSPandLTIPDetails",
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustSummaryofShareBasedCompensationExpenseDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure Of Share Based Compensation Expense [Line Items]",
        "label": "Disclosure Of Share Based Compensation Expense [Line Items]",
        "documentation": "Disclosure of share-based compensation expense."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosureOfShareBasedCompensationExpenseTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfShareBasedCompensationExpenseTable",
     "presentation": [
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustScheduleofShareAwardsUnderthePSPandLTIPDetails",
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustSummaryofShareBasedCompensationExpenseDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure Of Share Based Compensation Expense [Table]",
        "label": "Disclosure Of Share Based Compensation Expense [Table]",
        "documentation": "Disclosure of share based compensation expense."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfShareCapitalReservesAndOtherEquityInterestExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfShareCapitalReservesAndOtherEquityInterestExplanatory",
     "presentation": [
      "http://www.shell.com/role/Sharecapital"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Share Capital",
        "label": "Disclosure of share capital, reserves and other equity interest [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The entire disclosure for share capital, reserves and other equity interest."
       }
      }
     },
     "auth_ref": [
      "r341",
      "r470",
      "r520"
     ]
    },
    "ifrs-full_DisclosureOfSharebasedPaymentArrangementsExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfSharebasedPaymentArrangementsExplanatory",
     "presentation": [
      "http://www.shell.com/role/Sharebasedcompensationplansandsharesheldintrust"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Share-Based Compensation Plans and Shares Held in Trust",
        "label": "Disclosure of share-based payment arrangements [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The entire disclosure for share-based payment arrangements."
       }
      }
     },
     "auth_ref": [
      "r196"
     ]
    },
    "ifrs-full_DisclosureOfSignificantUnobservableInputsUsedInFairValueMeasurementOfLiabilitiesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfSignificantUnobservableInputsUsedInFairValueMeasurementOfLiabilitiesAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Disclosure of significant unobservable inputs used in fair value measurement of liabilities [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfSignificantUnobservableInputsUsedInFairValueMeasurementOfLiabilitiesLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfSignificantUnobservableInputsUsedInFairValueMeasurementOfLiabilitiesLineItems",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsSummaryofNetCarryingAmountsofDerivativeContractsMeasuredUsingPredominantlyUnobservableInputsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of significant unobservable inputs used in fair value measurement of liabilities [line items]",
        "label": "Disclosure of significant unobservable inputs used in fair value measurement of liabilities [line items]"
       }
      },
      "en": {
       "role": {
        "documentation": "Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfSignificantUnobservableInputsUsedInFairValueMeasurementOfLiabilitiesTable": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfSignificantUnobservableInputsUsedInFairValueMeasurementOfLiabilitiesTable",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsSummaryofNetCarryingAmountsofDerivativeContractsMeasuredUsingPredominantlyUnobservableInputsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of significant unobservable inputs used in fair value measurement of liabilities [table]",
        "label": "Disclosure of significant unobservable inputs used in fair value measurement of liabilities [table]"
       }
      },
      "en": {
       "role": {
        "documentation": "Schedule disclosing information related to significant unobservable inputs used in the fair value measurement of liabilities."
       }
      }
     },
     "auth_ref": [
      "r158"
     ]
    },
    "ifrs-full_DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsExplanatory",
     "presentation": [
      "http://www.shell.com/role/TaxationTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of unrecognised temporary difference, unused tax losses and tax credits",
        "label": "Disclosure of temporary difference, unused tax losses and unused tax credits [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The disclosure of types of temporary differences, unused tax losses and unused tax credits. [Refer: Unused tax credits [member]; Unused tax losses [member]; Temporary differences [member]]"
       }
      }
     },
     "auth_ref": [
      "r10",
      "r359"
     ]
    },
    "ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems",
     "presentation": [
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of terms and conditions of share-based payment arrangement [line items]",
        "label": "Disclosure of terms and conditions of share-based payment arrangement [line items]"
       }
      },
      "en": {
       "role": {
        "documentation": "Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementTable": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementTable",
     "presentation": [
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosure of terms and conditions of share-based payment arrangement [table]",
        "label": "Disclosure of terms and conditions of share-based payment arrangement [table]"
       }
      },
      "en": {
       "role": {
        "documentation": "Schedule disclosing information related to terms and conditions of share-based payment arrangements."
       }
      }
     },
     "auth_ref": [
      "r203",
      "r419"
     ]
    },
    "ifrs-full_DisclosureOfTradeAndOtherPayablesExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfTradeAndOtherPayablesExplanatory",
     "presentation": [
      "http://www.shell.com/role/Tradeandotherpayables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Trade and Other Payables",
        "label": "Disclosure of trade and other payables [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The disclosure of trade and other payables. [Refer: Trade and other payables]"
       }
      }
     },
     "auth_ref": [
      "r778"
     ]
    },
    "ifrs-full_DisclosureOfTradeAndOtherReceivablesExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisclosureOfTradeAndOtherReceivablesExplanatory",
     "presentation": [
      "http://www.shell.com/role/Tradeandotherreceivables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Trade and Other Receivables",
        "label": "Disclosure of trade and other receivables [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The disclosure of trade and other receivables. [Refer: Trade and other receivables]"
       }
      }
     },
     "auth_ref": [
      "r778"
     ]
    },
    "shel_DisclosureOfWeightedAverageCostOfCapitalAssumptionsTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosureOfWeightedAverageCostOfCapitalAssumptionsTextBlock",
     "presentation": [
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of weighted average cost of capital assumptions",
        "label": "Disclosure of Weighted Average Cost of Capital Assumptions [Text Block]",
        "documentation": "Disclosure of Weighted Average Cost of Capital Assumptions"
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosuresOfDecommissioningAndOtherProvisionsLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosuresOfDecommissioningAndOtherProvisionsLineItems",
     "presentation": [
      "http://www.shell.com/role/DecommissioningandotherprovisionsMaturityanalysisDetails",
      "http://www.shell.com/role/DecommissioningandotherprovisionsNarrativeDetails",
      "http://www.shell.com/role/DecommissioningandotherprovisionsSummaryofDecommissioningandOtherProvisionsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosures Of Decommissioning And Other Provisions [Line Items]",
        "label": "Disclosures Of Decommissioning And Other Provisions [Line Items]",
        "documentation": "Disclosures of decommissioning and other provisions."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DisclosuresOfDecommissioningAndOtherProvisionsTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisclosuresOfDecommissioningAndOtherProvisionsTable",
     "presentation": [
      "http://www.shell.com/role/DecommissioningandotherprovisionsNarrativeDetails",
      "http://www.shell.com/role/DecommissioningandotherprovisionsSummaryofDecommissioningandOtherProvisionsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disclosures Of Decommissioning And Other Provisions [Table]",
        "label": "Disclosures Of Decommissioning And Other Provisions [Table]",
        "documentation": "Disclosures Of Decommissioning And Other Provisions."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DiscountRateOtherProvisions": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DiscountRateOtherProvisions",
     "presentation": [
      "http://www.shell.com/role/DecommissioningandotherprovisionsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Discount rate applied to provision",
        "label": "Discount Rate, Other Provisions",
        "documentation": "Discount Rate, Other Provisions"
       }
      }
     },
     "auth_ref": []
    },
    "shel_DiscountRateUsedInCurrentEstimateOfValueInUsePostTax": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DiscountRateUsedInCurrentEstimateOfValueInUsePostTax",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Nominal post-tax discount rate",
        "label": "Discount Rate Used in Current Estimate of Value in Use, Post-tax",
        "documentation": "Discount Rate Used in Current Estimate of Value in Use, Post-tax"
       }
      }
     },
     "auth_ref": []
    },
    "shel_DiscountedMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DiscountedMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsContractualMaturitiesofDerivativeLiabilitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Difference from carrying amount",
        "label": "Discounted [Member]",
        "documentation": "Discounted."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisposalOfMajorSubsidiaryMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisposalOfMajorSubsidiaryMember",
     "presentation": [
      "http://www.shell.com/role/PostbalancesheeteventsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disposal of major subsidiary",
        "label": "Disposal of major subsidiary [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for the disposal of a major subsidiary. [Refer: Total for all subsidiaries [member]]"
       }
      }
     },
     "auth_ref": [
      "r538",
      "r598"
     ]
    },
    "ifrs-full_DisposalsAndRetirementsIntangibleAssetsAndGoodwill": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisposalsAndRetirementsIntangibleAssetsAndGoodwill",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/EmissionsschemesandrelatedenvironmentalprogrammesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedTerseLabel": "Settlements",
        "label": "Disposals and retirements, intangible assets and goodwill"
       }
      },
      "en": {
       "role": {
        "documentation": "The decrease in intangible assets and goodwill resulting from disposals and retirements. [Refer: Intangible assets and goodwill]"
       }
      }
     },
     "auth_ref": [
      "r754"
     ]
    },
    "ifrs-full_DisposalsAndRetirementsIntangibleAssetsOtherThanGoodwill": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisposalsAndRetirementsIntangibleAssetsOtherThanGoodwill",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/GoodwillandotherintangibleassetsSummaryofIntangibleAssetsandGoodwillDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedLabel": "Sales, retirements and other movements",
        "label": "Disposals and retirements, intangible assets other than goodwill"
       }
      },
      "en": {
       "role": {
        "documentation": "The decrease in intangible assets other than goodwill resulting from disposals and retirements. [Refer: Intangible assets other than goodwill]"
       }
      }
     },
     "auth_ref": [
      "r754"
     ]
    },
    "ifrs-full_DisposalsAndRetirementsPropertyPlantAndEquipment": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisposalsAndRetirementsPropertyPlantAndEquipment",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/PropertyplantandequipmentSummaryofPropertyPlantandEquipmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedLabel": "Sales, retirements and other movements",
        "label": "Disposals and retirements, property, plant and equipment"
       }
      },
      "en": {
       "role": {
        "documentation": "The decrease in property, plant and equipment resulting from disposals and retirements. [Refer: Property, plant and equipment]"
       }
      }
     },
     "auth_ref": [
      "r736"
     ]
    },
    "shel_DisposalsOfDecommissioningRestorationAndOtherProvisions": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisposalsOfDecommissioningRestorationAndOtherProvisions",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/DecommissioningandotherprovisionsSummaryofDecommissioningandOtherProvisionsDetails": {
       "parentTag": "shel_ChangesInDecommissioningRestorationAndOtherProvisions",
       "weight": -1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/DecommissioningandotherprovisionsSummaryofDecommissioningandOtherProvisionsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedLabel": "Disposals and liabilities classified as held for sale",
        "label": "Disposals Of Decommissioning Restoration And Other Provisions",
        "documentation": "Disposals of decommissioning restoration and other provisions."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DisposalsPropertyPlantAndEquipment": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DisposalsPropertyPlantAndEquipment",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation2Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disposals of property, plant and equipment",
        "label": "Disposals, property, plant and equipment"
       }
      },
      "en": {
       "role": {
        "documentation": "The decrease in property, plant and equipment resulting from disposals. [Refer: Property, plant and equipment]"
       }
      }
     },
     "auth_ref": [
      "r17",
      "r364"
     ]
    },
    "shel_DisposalsRetirementsAndOtherMovementsRightOfUseAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DisposalsRetirementsAndOtherMovementsRightOfUseAssets",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/LeasesSummaryofRightofuseAssetsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedTerseLabel": "Sales, retirements and other movements",
        "label": "Disposals, Retirements And Other Movements, Right-of-Use Assets",
        "documentation": "Disposals, Retirements And Other Movements, Right-of-Use Assets"
       }
      }
     },
     "auth_ref": []
    },
    "shel_DivestmentGainsLossesNetOfTax": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DivestmentGainsLossesNetOfTax",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails": {
       "parentTag": "shel_IncreaseDecreaseInAdjustedEarnings",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Divestment gains/(losses)",
        "label": "Divestment Gains/(Losses), Net of Tax",
        "documentation": "Divestment Gains/(Losses), Net of Tax"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_DividendsPaid": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DividendsPaid",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCHANGESINEQUITY"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedLabel": "Dividends",
        "label": "Dividends recognised as distributions to owners"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of dividends recognised as distributions to owners."
       }
      }
     },
     "auth_ref": [
      "r335",
      "r471",
      "r487"
     ]
    },
    "ifrs-full_DividendsPaidOrdinaryShares": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DividendsPaidOrdinaryShares",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/DividendsSummaryofInterimDividendsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Dividends paid",
        "label": "Dividends paid, ordinary shares"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of dividends paid by the entity on ordinary shares. [Refer: Ordinary shares [member]]"
       }
      }
     },
     "auth_ref": [
      "r78",
      "r390"
     ]
    },
    "ifrs-full_DividendsPaidOrdinarySharesPerShare": {
     "xbrltype": "perShareItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DividendsPaidOrdinarySharesPerShare",
     "presentation": [
      "http://www.shell.com/role/DividendsSummaryofInterimDividendsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Dividends paid per share (in usd per share)",
        "label": "Dividends paid, ordinary shares per share"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of dividends paid per ordinary share."
       }
      }
     },
     "auth_ref": [
      "r78",
      "r390"
     ]
    },
    "ifrs-full_DividendsPaidToEquityHoldersOfParentClassifiedAsFinancingActivities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DividendsPaidToEquityHoldersOfParentClassifiedAsFinancingActivities",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS": {
       "parentTag": "ifrs-full_CashFlowsFromUsedInFinancingActivities",
       "weight": -1.0,
       "order": 7.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedLabel": "Shell plc shareholders",
        "label": "Dividends paid to equity holders of parent, classified as financing activities"
       }
      },
      "en": {
       "role": {
        "documentation": "The cash outflow for dividends paid to equity holders of the parent, classified as financing activities."
       }
      }
     },
     "auth_ref": [
      "r761"
     ]
    },
    "ifrs-full_DividendsPaidToNoncontrollingInterestsClassifiedAsFinancingActivities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DividendsPaidToNoncontrollingInterestsClassifiedAsFinancingActivities",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS": {
       "parentTag": "ifrs-full_CashFlowsFromUsedInFinancingActivities",
       "weight": -1.0,
       "order": 8.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedLabel": "Non-controlling interest",
        "label": "Dividends paid to non-controlling interests, classified as financing activities"
       }
      },
      "en": {
       "role": {
        "documentation": "The cash outflow for dividends paid to non-controlling interests, classified as financing activities. [Refer: Non-controlling interests; Dividends paid to non-controlling interests]"
       }
      }
     },
     "auth_ref": [
      "r761"
     ]
    },
    "ifrs-full_DividendsProposedOrDeclaredBeforeFinancialStatementsAuthorisedForIssueButNotRecognisedAsDistributionToOwners": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DividendsProposedOrDeclaredBeforeFinancialStatementsAuthorisedForIssueButNotRecognisedAsDistributionToOwners",
     "presentation": [
      "http://www.shell.com/role/DividendsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Dividends proposed or declared before financial statements authorised for issue but not recognised as distribution to owners",
        "label": "Dividends proposed or declared before financial statements authorised for issue but not recognised as distribution to owners"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of dividends proposed or declared after the reporting period but before financial statements are authorised for issue. Such dividends are not recognised as a liability at the end of the reporting period because no obligation exists at that time."
       }
      }
     },
     "auth_ref": [
      "r0",
      "r342",
      "r474",
      "r491"
     ]
    },
    "ifrs-full_DividendsProposedOrDeclaredBeforeFinancialStatementsAuthorisedForIssueButNotRecognisedAsDistributionToOwnersPerShare": {
     "xbrltype": "perShareItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DividendsProposedOrDeclaredBeforeFinancialStatementsAuthorisedForIssueButNotRecognisedAsDistributionToOwnersPerShare",
     "presentation": [
      "http://www.shell.com/role/DividendsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Dividend declared per share (in usd per share)",
        "label": "Dividends proposed or declared before financial statements authorised for issue but not recognised as distribution to owners per share"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount, per share, of dividends proposed or declared before financial statements were authorised for issue but not recognised as distribution to owners."
       }
      }
     },
     "auth_ref": [
      "r342",
      "r474",
      "r491"
     ]
    },
    "ifrs-full_DividendsReceivedClassifiedAsOperatingActivities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "DividendsReceivedClassifiedAsOperatingActivities",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS": {
       "parentTag": "ifrs-full_CashFlowsFromUsedInOperatingActivities",
       "weight": 1.0,
       "order": 7.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Dividends received from joint ventures and associates",
        "label": "Dividends received, classified as operating activities"
       }
      },
      "en": {
       "role": {
        "documentation": "The cash inflow from dividends received, classified as operating activities. [Refer: Dividends received]"
       }
      }
     },
     "auth_ref": [
      "r121"
     ]
    },
    "dei_DocumentAccountingStandard": {
     "xbrltype": "accountingStandardItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "DocumentAccountingStandard",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Document Accounting Standard",
        "label": "Document Accounting Standard",
        "documentation": "The basis of accounting the registrant has used to prepare the financial statements included in this filing This can either be 'U.S. GAAP', 'International Financial Reporting Standards', or 'Other'."
       }
      }
     },
     "auth_ref": [
      "r623"
     ]
    },
    "dei_DocumentAnnualReport": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "DocumentAnnualReport",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Document Annual Report",
        "label": "Document Annual Report",
        "documentation": "Boolean flag that is true only for a form used as an annual report."
       }
      }
     },
     "auth_ref": [
      "r622",
      "r623",
      "r646"
     ]
    },
    "dei_DocumentFinStmtErrorCorrectionFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "DocumentFinStmtErrorCorrectionFlag",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Document Financial Statement Error Correction",
        "label": "Document Financial Statement Error Correction [Flag]",
        "documentation": "Indicates whether any of the financial statement period in the filing include a restatement due to error correction."
       }
      }
     },
     "auth_ref": [
      "r622",
      "r623",
      "r646",
      "r689"
     ]
    },
    "dei_DocumentFiscalPeriodFocus": {
     "xbrltype": "fiscalPeriodItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "DocumentFiscalPeriodFocus",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Document Fiscal Period Focus",
        "label": "Document Fiscal Period Focus",
        "documentation": "Fiscal period values are FY, Q1, Q2, and Q3. 1st, 2nd and 3rd quarter 10-Q or 10-QT statements have value Q1, Q2, and Q3 respectively, with 10-K, 10-KT or other fiscal year statements having FY."
       }
      }
     },
     "auth_ref": []
    },
    "dei_DocumentFiscalYearFocus": {
     "xbrltype": "gYearItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "DocumentFiscalYearFocus",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Document Fiscal Year Focus",
        "label": "Document Fiscal Year Focus",
        "documentation": "This is focus fiscal year of the document report in YYYY format. For a 2006 annual report, which may also provide financial information from prior periods, fiscal 2006 should be given as the fiscal year focus. Example: 2006."
       }
      }
     },
     "auth_ref": []
    },
    "dei_DocumentInformationLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "DocumentInformationLineItems",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Document Information [Line Items]",
        "label": "Document Information [Line Items]",
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table."
       }
      }
     },
     "auth_ref": []
    },
    "dei_DocumentPeriodEndDate": {
     "xbrltype": "dateItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "DocumentPeriodEndDate",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Document Period End Date",
        "label": "Document Period End Date",
        "documentation": "For the EDGAR submission types of Form 8-K: the date of the report, the date of the earliest event reported; for the EDGAR submission types of Form N-1A: the filing date; for all other submission types: the end of the reporting or transition period. The format of the date is YYYY-MM-DD."
       }
      }
     },
     "auth_ref": []
    },
    "dei_DocumentRegistrationStatement": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "DocumentRegistrationStatement",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Document Registration Statement",
        "label": "Document Registration Statement",
        "documentation": "Boolean flag that is true only for a form used as a registration statement."
       }
      }
     },
     "auth_ref": [
      "r618"
     ]
    },
    "dei_DocumentShellCompanyReport": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "DocumentShellCompanyReport",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Document Shell Company Report",
        "label": "Document Shell Company Report",
        "documentation": "Boolean flag that is true for a Shell Company Report pursuant to section 13 or 15(d) of the Exchange Act."
       }
      }
     },
     "auth_ref": [
      "r623"
     ]
    },
    "dei_DocumentTransitionReport": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "DocumentTransitionReport",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Document Transition Report",
        "label": "Document Transition Report",
        "documentation": "Boolean flag that is true only for a form used as a transition report."
       }
      }
     },
     "auth_ref": [
      "r667"
     ]
    },
    "dei_DocumentType": {
     "xbrltype": "submissionTypeItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "DocumentType",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Document Type",
        "label": "Document Type",
        "documentation": "The type of document being provided (such as 10-K, 10-Q, 485BPOS, etc). The document type is limited to the same value as the supporting SEC submission type, or the word 'Other'."
       }
      }
     },
     "auth_ref": []
    },
    "shel_DownstreamRenewablesAndEnergySolutionsCashGeneratingUnitMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "DownstreamRenewablesAndEnergySolutionsCashGeneratingUnitMember",
     "presentation": [
      "http://www.shell.com/role/CapitalmanagementDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Renewables and Energy Solutions",
        "label": "Downstream, Renewables And Energy Solutions Cash Generating Unit [Member]",
        "documentation": "Downstream, Renewables And Energy Solutions Cash Generating Unit"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_DvddsOrOthrErngsPdOnEqtyAwrdsNtOthrwsRflctdInTtlCompForCvrdYrMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "DvddsOrOthrErngsPdOnEqtyAwrdsNtOthrwsRflctdInTtlCompForCvrdYrMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year [Member]",
        "terseLabel": "Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year"
       }
      }
     },
     "auth_ref": [
      "r678"
     ]
    },
    "currency_EUR": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/currency/2025",
     "localname": "EUR",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsSummaryof10AppreciationAgainsttheDollarofMainCurrenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Euro",
        "label": "Euro Member Countries, Euro"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_EarningsPerShareAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "EarningsPerShareAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Earnings per share [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_EarningsPerShareExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "EarningsPerShareExplanatory",
     "presentation": [
      "http://www.shell.com/role/EarningspershareTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Schedule of Earnings Per Share",
        "label": "Earnings per share [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The disclosure of earnings per share."
       }
      }
     },
     "auth_ref": [
      "r74"
     ]
    },
    "ifrs-full_EffectOfAssetCeilingMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "EffectOfAssetCeilingMember",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofRetirementBenefitExpenseDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofRetirementBenefitsbyFinancialPositionDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Asset ceilings",
        "label": "Effect of asset ceiling [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for the effect of asset ceiling in a defined benefit plan. Asset ceiling is the present value of any economic benefits available in the form of refunds from the defined benefit plan or reductions in future contributions to the defined benefit plan. [Refer: Defined benefit plans [domain]]"
       }
      }
     },
     "auth_ref": [
      "r30"
     ]
    },
    "ifrs-full_EffectOfExchangeRateChangesOnCashAndCashEquivalents": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "EffectOfExchangeRateChangesOnCashAndCashEquivalents",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS": {
       "parentTag": "ifrs-full_IncreaseDecreaseInCashAndCashEquivalents",
       "weight": 1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Effects of exchange rate changes on cash and cash equivalents",
        "label": "Effect of exchange rate changes on cash and cash equivalents"
       }
      },
      "en": {
       "role": {
        "documentation": "The effect of exchange rate changes on cash and cash equivalents held or due in a foreign currency. [Refer: Cash and cash equivalents]"
       }
      }
     },
     "auth_ref": [
      "r119",
      "r120"
     ]
    },
    "shel_ElectronicTradingSchemesAndRelatedSchemesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ElectronicTradingSchemesAndRelatedSchemesMember",
     "presentation": [
      "http://www.shell.com/role/EmissionsschemesandrelatedenvironmentalprogrammesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "ETS and related schemes",
        "label": "Electronic Trading Schemes And Related Schemes [Member]",
        "documentation": "Electronic Trading Schemes And Related Schemes"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_EliminationOfIntersegmentAmountsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "EliminationOfIntersegmentAmountsMember",
     "presentation": [
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Inter-segment",
        "label": "Elimination of intersegment amounts [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for the elimination of intersegment amounts in the reconciliations of total segment amounts to amounts recognised in the entity's financial statements."
       }
      }
     },
     "auth_ref": [
      "r593",
      "r594"
     ]
    },
    "shel_EmissionSchemesAndRelatedEnvironmentalPlansTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "EmissionSchemesAndRelatedEnvironmentalPlansTextBlock",
     "presentation": [
      "http://www.shell.com/role/Emissionsschemesandrelatedenvironmentalprogrammes"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Emissions Schemes and Related Environmental Programmes",
        "label": "Emission Schemes And Related Environmental Plans [Text Block]",
        "documentation": "Emission Schemes And Related Environmental Plans"
       }
      }
     },
     "auth_ref": []
    },
    "shel_EmissionsAndRelatedEnvironmentalSchemesAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "EmissionsAndRelatedEnvironmentalSchemesAxis",
     "presentation": [
      "http://www.shell.com/role/EmissionsschemesandrelatedenvironmentalprogrammesDetails",
      "http://www.shell.com/role/TradeandotherpayablesSummaryofDetailedInformationAboutTradeandOtherPayablesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Emissions And Related Environmental Schemes [Axis]",
        "label": "Emissions And Related Environmental Schemes [Axis]",
        "documentation": "Emissions And Related Environmental Schemes"
       }
      }
     },
     "auth_ref": []
    },
    "shel_EmissionsAndRelatedEnvironmentalSchemesDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "EmissionsAndRelatedEnvironmentalSchemesDomain",
     "presentation": [
      "http://www.shell.com/role/EmissionsschemesandrelatedenvironmentalprogrammesDetails",
      "http://www.shell.com/role/TradeandotherpayablesSummaryofDetailedInformationAboutTradeandOtherPayablesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Emissions And Related Environmental Schemes [Domain]",
        "label": "Emissions And Related Environmental Schemes [Domain]",
        "documentation": "Emissions And Related Environmental Schemes"
       }
      }
     },
     "auth_ref": []
    },
    "shel_EmissionsInstrumentsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "EmissionsInstrumentsMember",
     "presentation": [
      "http://www.shell.com/role/EmissionsschemesandrelatedenvironmentalprogrammesDetails",
      "http://www.shell.com/role/TradeandotherpayablesSummaryofDetailedInformationAboutTradeandOtherPayablesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Emissions instruments",
        "label": "Emissions Instruments [Member]",
        "documentation": "Emissions Instruments"
       }
      }
     },
     "auth_ref": []
    },
    "shel_EmployeeBenefitsAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "EmployeeBenefitsAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Employee Benefits [Abstract]",
        "documentation": "Employee Benefits [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_EmployeeBenefitsExpense": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "EmployeeBenefitsExpense",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/EmployeesSummaryofEmployeeCostsDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      },
      "http://www.shell.com/role/DirectorsandseniormanagementSummaryofDirectorsandSeniorManagementExpenseDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/DirectorsandseniormanagementSummaryofDirectorsandSeniorManagementExpenseDetails",
      "http://www.shell.com/role/EmployeesSummaryofEmployeeCostsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Total",
        "label": "Employee benefits expense"
       }
      }
     },
     "auth_ref": [
      "r333",
      "r480",
      "r537",
      "r608"
     ]
    },
    "us-gaap_EmployeeStockOptionMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2025",
     "localname": "EmployeeStockOptionMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Employee Stock Option [Member]",
        "terseLabel": "Employee Stock Option"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_EmployerContributions": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "EmployerContributions",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/DirectorsandseniormanagementSummaryofRemunerationofDirectorsoftheCompanyDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Employer contributions to pension plans",
        "label": "Employer contributions"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of employer contributions to retirement benefit plans."
       }
      }
     },
     "auth_ref": [
      "r64"
     ]
    },
    "dei_EntitiesTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntitiesTable",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Entities [Table]",
        "label": "Entities [Table]",
        "documentation": "Container to assemble all relevant information about each entity associated with the document instance"
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityAddressAddressLine1": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityAddressAddressLine1",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Entity Address, Address Line One",
        "label": "Entity Address, Address Line One",
        "documentation": "Address Line 1 such as Attn, Building Name, Street Name"
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityAddressCityOrTown": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityAddressCityOrTown",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Entity Address, City or Town",
        "label": "Entity Address, City or Town",
        "documentation": "Name of the City or Town"
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityAddressCountry": {
     "xbrltype": "countryCodeItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityAddressCountry",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Entity Address, Country",
        "label": "Entity Address, Country",
        "documentation": "ISO 3166-1 alpha-2 country code."
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityAddressPostalZipCode": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityAddressPostalZipCode",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Entity Address, Postal Zip Code",
        "label": "Entity Address, Postal Zip Code",
        "documentation": "Code for the postal or zip code"
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityAddressesAddressTypeAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityAddressesAddressTypeAxis",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Entity Addresses, Address Type [Axis]",
        "label": "Entity Addresses, Address Type [Axis]",
        "documentation": "The axis of a table defines the relationship between the domain members or categories in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityCentralIndexKey": {
     "xbrltype": "centralIndexKeyItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityCentralIndexKey",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Entity Central Index Key",
        "label": "Entity Central Index Key",
        "documentation": "A unique 10-digit SEC-issued value to identify entities that have filed disclosures with the SEC. It is commonly abbreviated as CIK."
       }
      }
     },
     "auth_ref": [
      "r620"
     ]
    },
    "dei_EntityCommonStockSharesOutstanding": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityCommonStockSharesOutstanding",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Entity Common Stock, Shares Outstanding",
        "label": "Entity Common Stock, Shares Outstanding",
        "documentation": "Indicate number of shares or other units outstanding of each of registrant's classes of capital or common stock or other ownership interests, if and as stated on cover of related periodic report. Where multiple classes or units exist define each class/interest by adding class of stock items such as Common Class A [Member], Common Class B [Member] or Partnership Interest [Member] onto the Instrument [Domain] of the Entity Listings, Instrument."
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityCurrentReportingStatus": {
     "xbrltype": "yesNoItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityCurrentReportingStatus",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Entity Current Reporting Status",
        "label": "Entity Current Reporting Status",
        "documentation": "Indicate 'Yes' or 'No' whether registrants (1) have filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that registrants were required to file such reports), and (2) have been subject to such filing requirements for the past 90 days. This information should be based on the registrant's current or most recent filing containing the related disclosure."
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityDomain",
     "presentation": [
      "http://www.shell.com/role/LegalproceedingsandcontingenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Entity [Domain]",
        "label": "Entity [Domain]",
        "documentation": "All the names of the entities being reported upon in a document. Any legal structure used to conduct activities or to hold assets. Some examples of such structures are corporations, partnerships, limited liability companies, grantor trusts, and other trusts. This item does not include business and geographical segments which are included in the geographical or business segments domains."
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityEmergingGrowthCompany": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityEmergingGrowthCompany",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Entity Emerging Growth Company",
        "label": "Entity Emerging Growth Company",
        "documentation": "Indicate if registrant meets the emerging growth company criteria."
       }
      }
     },
     "auth_ref": [
      "r620"
     ]
    },
    "dei_EntityFileNumber": {
     "xbrltype": "fileNumberItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityFileNumber",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Entity File Number",
        "label": "Entity File Number",
        "documentation": "Commission file number. The field allows up to 17 characters. The prefix may contain 1-3 digits, the sequence number may contain 1-8 digits, the optional suffix may contain 1-4 characters, and the fields are separated with a hyphen."
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityFilerCategory": {
     "xbrltype": "filerCategoryItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityFilerCategory",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Entity Filer Category",
        "label": "Entity Filer Category",
        "documentation": "Indicate whether the registrant is one of the following: Large Accelerated Filer, Accelerated Filer, Non-accelerated Filer. Definitions of these categories are stated in Rule 12b-2 of the Exchange Act. This information should be based on the registrant's current or most recent filing containing the related disclosure."
       }
      }
     },
     "auth_ref": [
      "r620"
     ]
    },
    "dei_EntityIncorporationStateCountryCode": {
     "xbrltype": "edgarStateCountryItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityIncorporationStateCountryCode",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Entity Incorporation, State or Country Code",
        "label": "Entity Incorporation, State or Country Code",
        "documentation": "Two-character EDGAR code representing the state or country of incorporation."
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityInteractiveDataCurrent": {
     "xbrltype": "yesNoItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityInteractiveDataCurrent",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Entity Interactive Data Current",
        "label": "Entity Interactive Data Current",
        "documentation": "Boolean flag that is true when the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S-T during the preceding 12 months (or for such shorter period that the registrant was required to submit such files)."
       }
      }
     },
     "auth_ref": [
      "r729"
     ]
    },
    "dei_EntityRegistrantName": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityRegistrantName",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Entity Registrant Name",
        "label": "Entity Registrant Name",
        "documentation": "The exact name of the entity filing the report as specified in its charter, which is required by forms filed with the SEC."
       }
      }
     },
     "auth_ref": [
      "r620"
     ]
    },
    "dei_EntityShellCompany": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityShellCompany",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Entity Shell Company",
        "label": "Entity Shell Company",
        "documentation": "Boolean flag that is true when the registrant is a shell company as defined in Rule 12b-2 of the Exchange Act."
       }
      }
     },
     "auth_ref": [
      "r620"
     ]
    },
    "dei_EntityVoluntaryFilers": {
     "xbrltype": "yesNoItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityVoluntaryFilers",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Entity Voluntary Filers",
        "label": "Entity Voluntary Filers",
        "documentation": "Indicate 'Yes' or 'No' if the registrant is not required to file reports pursuant to Section 13 or Section 15(d) of the Act."
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityWellKnownSeasonedIssuer": {
     "xbrltype": "yesNoItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityWellKnownSeasonedIssuer",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Entity Well-known Seasoned Issuer",
        "label": "Entity Well-known Seasoned Issuer",
        "documentation": "Indicate 'Yes' or 'No' if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act. Is used on Form Type: 10-K, 10-Q, 8-K, 20-F, 6-K, 10-K/A, 10-Q/A, 20-F/A, 6-K/A, N-CSR, N-Q, N-1A."
       }
      }
     },
     "auth_ref": [
      "r730"
     ]
    },
    "shel_EnvironmentalCertificates": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "EnvironmentalCertificates",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/InventoriesSummaryofDetailedInformationofInventoriesDetails": {
       "parentTag": "ifrs-full_Inventories",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/InventoriesSummaryofDetailedInformationofInventoriesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Environmental certificates",
        "label": "Environmental Certificates",
        "documentation": "Environmental Certificates"
       }
      }
     },
     "auth_ref": []
    },
    "shel_EnvironmentalCertificatesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "EnvironmentalCertificatesMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsScheduleofValueatRiskPretaxDetails",
      "http://www.shell.com/role/GoodwillandotherintangibleassetsSummaryofIntangibleAssetsandGoodwillDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Environmental certificates",
        "label": "Environmental Certificates [Member]",
        "documentation": "Environmental Certificates"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_EqtyAwrdsAdjFnTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "EqtyAwrdsAdjFnTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Equity Awards Adjustments, Footnote [Text Block]",
        "terseLabel": "Equity Awards Adjustments, Footnote"
       }
      }
     },
     "auth_ref": [
      "r672"
     ]
    },
    "ecd_EqtyAwrdsAdjsExclgValRprtdInSummryCompstnTblMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "EqtyAwrdsAdjsExclgValRprtdInSummryCompstnTblMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member]",
        "terseLabel": "Equity Awards Adjustments, Excluding Value Reported in Compensation Table"
       }
      }
     },
     "auth_ref": [
      "r725"
     ]
    },
    "ecd_EqtyAwrdsAdjsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "EqtyAwrdsAdjsMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Equity Awards Adjustments [Member]",
        "terseLabel": "Equity Awards Adjustments"
       }
      }
     },
     "auth_ref": [
      "r725"
     ]
    },
    "ecd_EqtyAwrdsInSummryCompstnTblForAplblYrMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "EqtyAwrdsInSummryCompstnTblForAplblYrMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table [Member]",
        "terseLabel": "Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table"
       }
      }
     },
     "auth_ref": [
      "r725"
     ]
    },
    "shel_EquinorMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "EquinorMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails",
      "http://www.shell.com/role/JointventuresandassociatesNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Equinor",
        "label": "Equinor [Member]",
        "documentation": "Equinor"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_Equity": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "Equity",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET": {
       "parentTag": "ifrs-full_EquityAndLiabilities",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET",
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCHANGESINEQUITY"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Total equity",
        "periodStartLabel": "Beginning balance",
        "periodEndLabel": "Ending balance",
        "label": "Equity"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of residual interest in the assets of the entity after deducting all its liabilities."
       }
      }
     },
     "auth_ref": [
      "r129",
      "r131",
      "r156",
      "r157",
      "r161",
      "r387",
      "r412",
      "r461",
      "r462",
      "r477",
      "r505",
      "r514"
     ]
    },
    "ifrs-full_EquityAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "EquityAbstract",
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Equity",
        "label": "Equity [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_EquityAndLiabilities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "EquityAndLiabilities",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Total liabilities and equity",
        "label": "Equity and liabilities"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of the entity's equity and liabilities. [Refer: Equity; Liabilities]"
       }
      }
     },
     "auth_ref": [
      "r505"
     ]
    },
    "ifrs-full_EquityAttributableToOwnersOfParent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "EquityAttributableToOwnersOfParent",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET": {
       "parentTag": "ifrs-full_Equity",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Equity attributable to Shell plc shareholders",
        "label": "Equity attributable to owners of parent"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of equity attributable to the owners of the parent. This specifically excludes non-controlling interest."
       }
      }
     },
     "auth_ref": [
      "r504"
     ]
    },
    "ifrs-full_EquityAttributableToOwnersOfParentMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "EquityAttributableToOwnersOfParentMember",
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCHANGESINEQUITY"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Total",
        "label": "Equity attributable to owners of parent [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for equity attributable to the owners of the parent."
       }
      }
     },
     "auth_ref": [
      "r486"
     ]
    },
    "shel_EquityInstrumentRemeasurementsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "EquityInstrumentRemeasurementsMember",
     "presentation": [
      "http://www.shell.com/role/OtherreservesSummaryofAccumulatedOtherComprehensiveIncomeAttributabletoRoyalDutchShellplcShareholdersDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Equity instruments remeasurements",
        "label": "Equity Instrument Remeasurements [Member]",
        "documentation": "Equity instrument remeasurements."
       }
      }
     },
     "auth_ref": []
    },
    "shel_EquitySettledMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "EquitySettledMember",
     "presentation": [
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustSummaryofShareBasedCompensationExpenseDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Equity-settled",
        "label": "Equity Settled [Member]",
        "documentation": "Equity settled."
       }
      }
     },
     "auth_ref": []
    },
    "ecd_EquityValuationAssumptionDifferenceFnTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "EquityValuationAssumptionDifferenceFnTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Equity Valuation Assumption Difference, Footnote [Text Block]",
        "terseLabel": "Equity Valuation Assumption Difference, Footnote"
       }
      }
     },
     "auth_ref": [
      "r682"
     ]
    },
    "ecd_ErrCompAnalysisTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "ErrCompAnalysisTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Erroneous Compensation Analysis [Text Block]",
        "terseLabel": "Erroneous Compensation Analysis"
       }
      }
     },
     "auth_ref": [
      "r639",
      "r650",
      "r660",
      "r693"
     ]
    },
    "ecd_ErrCompRecoveryTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "ErrCompRecoveryTable",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Erroneously Awarded Compensation Recovery [Table]",
        "terseLabel": "Erroneously Awarded Compensation Recovery"
       }
      }
     },
     "auth_ref": [
      "r636",
      "r647",
      "r657",
      "r690"
     ]
    },
    "ifrs-full_EstimateOfContributionsExpectedToBePaidToPlan": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "EstimateOfContributionsExpectedToBePaidToPlan",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Estimate of contributions expected to be paid to plan for next annual reporting period",
        "label": "Estimate of contributions expected to be paid to plan for next annual reporting period"
       }
      },
      "en": {
       "role": {
        "documentation": "The estimate of the expected contributions to be made to a defined benefit plan for the next annual reporting period. [Refer: Defined benefit plans [domain]]"
       }
      }
     },
     "auth_ref": [
      "r45",
      "r47",
      "r378"
     ]
    },
    "shel_EuroMediumTermNoteProgramMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "EuroMediumTermNoteProgramMember",
     "presentation": [
      "http://www.shell.com/role/DebtNarrativeDetails",
      "http://www.shell.com/role/DebtScheduleofDifferenceinContractualCashFlowsforDebtExcludingFinanceLeaseLiabilitieswiththeCarryingAmountDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "EMTN",
        "label": "Euro Medium Term Note Program [Member]",
        "documentation": "Euro Medium Term Note programme."
       }
      }
     },
     "auth_ref": []
    },
    "shel_EuropeGasAndPowerMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "EuropeGasAndPowerMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsScheduleofValueatRiskPretaxDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Europe gas and power",
        "label": "Europe Gas And Power [Member]",
        "documentation": "Europe gas and power."
       }
      }
     },
     "auth_ref": []
    },
    "srt_EuropeMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/srt/2025",
     "localname": "EuropeMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation4Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarbonpriceperregionDetails",
      "http://www.shell.com/role/SegmentinformationSummaryofInformationbyGeographicalAreaDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Europe",
        "verboseLabel": "European Union",
        "label": "Europe [Member]",
        "documentation": "Continent of Europe."
       }
      }
     },
     "auth_ref": [
      "r774",
      "r775",
      "r776",
      "r777"
     ]
    },
    "shel_EventsAfterReportingPeriodAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "EventsAfterReportingPeriodAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Events After Reporting Period [Abstract]",
        "documentation": "Events After Reporting Period [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ExcludeInterestMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ExcludeInterestMember",
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofDifferenceinContractualCashFlowsforDebtExcludingFinanceLeaseLiabilitieswiththeCarryingAmountDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Total (excluding interest)",
        "label": "Exclude Interest [Member]",
        "documentation": "Total exclude interest."
       }
      }
     },
     "auth_ref": []
    },
    "ecd_ExecutiveCategoryAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "ExecutiveCategoryAxis",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Executive Category [Axis]",
        "terseLabel": "Executive Category:"
       }
      }
     },
     "auth_ref": [
      "r688"
     ]
    },
    "shel_ExpectedAgeAtDeathForPersonsAged60Abstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ExpectedAgeAtDeathForPersonsAged60Abstract",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofAssumptionsforSensitivityAnalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "verboseLabel": "Expected age at death for persons aged 60:",
        "label": "Expected Age at Death for Persons Aged 60 [Abstract]",
        "documentation": "Expected Age at Death for Persons Aged 60"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_ExpectedCreditLossRate": {
     "xbrltype": "percentItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ExpectedCreditLossRate",
     "presentation": [
      "http://www.shell.com/role/TradeandotherreceivablesNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Expected credit loss rate",
        "label": "Expected credit loss rate"
       }
      },
      "en": {
       "role": {
        "documentation": "The rate of expected credit losses, calculated as percentage of the gross carrying amount. Expected credit losses are the weighted average of credit losses with the respective risks of a default occurring as the weights."
       }
      }
     },
     "auth_ref": [
      "r577",
      "r586"
     ]
    },
    "shel_ExpectedGasPrice": {
     "xbrltype": "perUnitItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ExpectedGasPrice",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Expected gas price (USD per barrel)",
        "label": "Expected Gas Price",
        "documentation": "Expected Gas Price"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ExpectedOilPrice": {
     "xbrltype": "perUnitItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ExpectedOilPrice",
     "presentation": [
      "http://www.shell.com/role/CapitalmanagementDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionMidPriceOutlookDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Expected oil price (USD per barrel)",
        "label": "Expected Oil Price",
        "documentation": "Expected Oil Price"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_ExpenseArisingFromExplorationForAndEvaluationOfMineralResources": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ExpenseArisingFromExplorationForAndEvaluationOfMineralResources",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFINCOME": {
       "parentTag": "shel_TotalExpenditureIncludingFinanceCosts",
       "weight": 1.0,
       "order": 5.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFINCOME",
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Exploration",
        "label": "Expense arising from exploration for and evaluation of mineral resources"
       }
      }
     },
     "auth_ref": [
      "r215"
     ]
    },
    "ifrs-full_ExpenseFromSharebasedPaymentTransactionsWithEmployees": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ExpenseFromSharebasedPaymentTransactionsWithEmployees",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/DirectorsandseniormanagementSummaryofDirectorsandSeniorManagementExpenseDetails": {
       "parentTag": "ifrs-full_EmployeeBenefitsExpense",
       "weight": 1.0,
       "order": 3.0
      },
      "http://www.shell.com/role/EmployeesSummaryofEmployeeCostsDetails": {
       "parentTag": "ifrs-full_EmployeeBenefitsExpense",
       "weight": 1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/DirectorsandseniormanagementSummaryofDirectorsandSeniorManagementExpenseDetails",
      "http://www.shell.com/role/EmployeesSummaryofEmployeeCostsDetails",
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustSummaryofShareBasedCompensationExpenseDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "netLabel": "Share-based compensation expense",
        "terseLabel": "Share-based compensation (see Note 28)",
        "verboseLabel": "Share-based compensation",
        "label": "Expense from share-based payment transactions with employees"
       }
      }
     },
     "auth_ref": [
      "r781"
     ]
    },
    "ifrs-full_ExpenseOfRestructuringActivities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ExpenseOfRestructuringActivities",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails": {
       "parentTag": "shel_IdentifiedItemsBeforeTaxation",
       "weight": -1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedTerseLabel": "Redundancy and restructuring",
        "label": "Expense of restructuring activities"
       }
      }
     },
     "auth_ref": [
      "r535"
     ]
    },
    "shel_ExpenseOfRestructuringActivitiesNetOfTax": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ExpenseOfRestructuringActivitiesNetOfTax",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails": {
       "parentTag": "shel_IncreaseDecreaseInAdjustedEarnings",
       "weight": -1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedTerseLabel": "Redundancy and restructuring",
        "label": "Expense Of Restructuring Activities Net Of Tax",
        "documentation": "Expense Of Restructuring Activities Net Of Tax"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_ExpenseRelatingToShorttermLeasesForWhichRecognitionExemptionHasBeenUsed": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ExpenseRelatingToShorttermLeasesForWhichRecognitionExemptionHasBeenUsed",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/LeasesLeaseExpensesnotIncludedintheMeasurementofLeaseLiabilityDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Expense relating to short-term leases",
        "label": "Expense relating to short-term leases for which recognition exemption has been used"
       }
      }
     },
     "auth_ref": [
      "r173",
      "r317"
     ]
    },
    "ifrs-full_ExpenseRelatingToVariableLeasePaymentsNotIncludedInMeasurementOfLeaseLiabilities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ExpenseRelatingToVariableLeasePaymentsNotIncludedInMeasurementOfLeaseLiabilities",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/LeasesLeaseExpensesnotIncludedintheMeasurementofLeaseLiabilityDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Expense relating to variable lease payments",
        "label": "Expense relating to variable lease payments not included in measurement of lease liabilities"
       }
      }
     },
     "auth_ref": [
      "r174",
      "r318"
     ]
    },
    "ifrs-full_ExplanationOfInputsAssumptionsAndEstimationTechniquesUsedToApplyImpairmentRequirementsExplanatory": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ExplanationOfInputsAssumptionsAndEstimationTechniquesUsedToApplyImpairmentRequirementsExplanatory",
     "presentation": [
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of commodity price assumptions applied in impairment testing",
        "label": "Explanation of inputs, assumptions and estimation techniques used to apply impairment requirements [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The explanation of the inputs, assumptions and estimation techniques used to apply the impairment requirements for financial instruments."
       }
      }
     },
     "auth_ref": [
      "r238",
      "r448"
     ]
    },
    "shel_ExplanationOfInputsAssumptionsAndEstimationTechniquesUsedToApplyImpairmentRequirementsExplanatoryLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ExplanationOfInputsAssumptionsAndEstimationTechniquesUsedToApplyImpairmentRequirementsExplanatoryLineItems",
     "presentation": [
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsCommodityPriceAssumptionsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Explanation Of Inputs Assumptions And Estimation Techniques Used To Apply Impairment Requirements Explanatory [Line Items]",
        "label": "Explanation Of Inputs Assumptions And Estimation Techniques Used To Apply Impairment Requirements Explanatory [Line Items]",
        "documentation": "Explanation of inputs assumptions and estimation techniques used to apply impairment requirements explanatory line items."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_ExplorationAndEvaluationAssetsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ExplorationAndEvaluationAssetsMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation2Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarryingamountsofassetsDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsImpairmentsummaryDetails",
      "http://www.shell.com/role/PropertyplantandequipmentSummaryofPropertyPlantandEquipmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Exploration and evaluation assets [member]",
        "label": "Exploration and evaluation assets [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for exploration and evaluation expenditures recognised as assets in accordance with the entity's accounting policy. Exploration and evaluation expenditures are expenditures incurred by an entity in connection with the exploration for, and evaluation of, mineral resources before the technical feasibility and commercial viability of extracting a mineral resource are demonstrable."
       }
      }
     },
     "auth_ref": [
      "r749"
     ]
    },
    "shel_ExplorationAndProductionMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ExplorationAndProductionMember",
     "presentation": [
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsImpairmentsummaryDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Exploration and production",
        "label": "Exploration And Production [Member]",
        "documentation": "Exploration and production."
       }
      }
     },
     "auth_ref": []
    },
    "shel_ExxonMobilMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ExxonMobilMember",
     "presentation": [
      "http://www.shell.com/role/LegalproceedingsandcontingenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "ExxonMobil",
        "label": "ExxonMobil [Member]",
        "documentation": "ExxonMobil"
       }
      }
     },
     "auth_ref": []
    },
    "shel_FairValueChangesRelatedToOwnCreditRiskRecognisedInOtherComprehensiveIncomeMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "FairValueChangesRelatedToOwnCreditRiskRecognisedInOtherComprehensiveIncomeMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsDisclosureofFinancialAssetsandFinancialLiabilitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Fair value through other comprehensive income",
        "label": "Fair Value Changes Related to Own Credit Risk Recognised in Other Comprehensive Income [Member]",
        "documentation": "Fair Value Changes Related to Own Credit Risk Recognised in Other Comprehensive Income"
       }
      }
     },
     "auth_ref": []
    },
    "shel_FairValueGainLossOnCommodityDerivativesAndCertainGasContractsNetOfTax": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "FairValueGainLossOnCommodityDerivativesAndCertainGasContractsNetOfTax",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails": {
       "parentTag": "shel_IncreaseDecreaseInAdjustedEarnings",
       "weight": 1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Fair value accounting of commodity derivatives and certain gas contracts",
        "label": "Fair Value Gain/(Loss) on Commodity Derivatives and Certain Gas Contracts, Net of Tax",
        "documentation": "Fair Value Gain/(Loss) on Commodity Derivatives and Certain Gas Contracts, Net of Tax"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_FairValueHedgesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "FairValueHedgesMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Fair value hedges",
        "label": "Fair value hedges [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for hedges of the exposure to changes in fair value of a recognised asset or liability or an unrecognised firm commitment, or an identified portion of such an asset, liability or firm commitment, that is attributable to a particular risk and could affect profit or loss. [Refer: Types of hedges [domain]]"
       }
      }
     },
     "auth_ref": [
      "r107",
      "r230",
      "r231",
      "r232",
      "r442",
      "r443",
      "r444"
     ]
    },
    "shel_FairValueMeasurementAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "FairValueMeasurementAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value Measurement [Abstract]",
        "documentation": "Fair Value Measurement [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "shel_FairValueOfDebtExcludingLeasesLiabilities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "FairValueOfDebtExcludingLeasesLiabilities",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/DebtNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Fair value of debt excluding finance lease liabilities",
        "label": "Fair Value Of Debt Excluding Leases Liabilities",
        "documentation": "Fair Value Of Debt Excluding Leases Liabilities"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_FinanceIncome": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "FinanceIncome",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFINCOME": {
       "parentTag": "ifrs-full_RevenueAndOperatingIncome",
       "weight": 1.0,
       "order": 3.0
      },
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      },
      "http://www.shell.com/role/InterestandotherincomeSummaryofInterestandOtherIncomeDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFINCOME",
      "http://www.shell.com/role/InterestandotherincomeSummaryofInterestandOtherIncomeDetails",
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Interest and other income",
        "totalLabel": "Interest and other income, of which:",
        "label": "Finance income"
       }
      }
     },
     "auth_ref": [
      "r788"
     ]
    },
    "ifrs-full_FinancialAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "FinancialAssets",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsDisclosureofFinancialAssetsandFinancialLiabilitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Financial assets",
        "label": "Financial assets"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of assets that are: (a) cash; (b) an equity instrument of another entity; (c) a contractual right: (i) to receive cash or another financial asset from another entity; or (ii) to exchange financial assets or financial liabilities with another entity under conditions that are potentially favourable to the entity; or (d) a contract that will, or may be, settled in the entity\u2019s own equity instruments and is: (i) a non-derivative for which the entity is, or may be, obliged to receive a variable number of the entity\u2019s own equity instruments; or (ii) a derivative that will, or may be, settled other than by the exchange of a fixed amount of cash or another financial asset for a fixed number of the entity\u2019s own equity instruments. For this purpose the entity\u2019s own equity instruments do not include puttable financial instruments classified as equity instruments in accordance with paragraphs 16A-16B of IAS 32, instruments that impose on the entity an obligation to deliver to another party a pro rata share of the net assets of the entity only on liquidation and are classified as equity instruments in accordance with paragraphs 16C-16D of IAS 32, or instruments that are contracts for the future receipt or delivery of the entity\u2019s own equity instruments. [Refer: Classes of financial instruments [domain]; Financial liabilities]"
       }
      }
     },
     "auth_ref": [
      "r233",
      "r240",
      "r241",
      "r244",
      "r450",
      "r451",
      "r453",
      "r577"
     ]
    },
    "ifrs-full_FinancialAssetsAtAmortisedCost": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "FinancialAssetsAtAmortisedCost",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/InvestmentsinsecuritiesSummaryofInvestmentsinSecuritiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Debt securities at amortised cost",
        "label": "Financial assets at amortised cost"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of financial assets at amortised cost. The amortised cost is the amount at which financial assets are measured at initial recognition minus principal repayments, plus or minus the cumulative amortisation using the effective interest method of any difference between that initial amount and the maturity amount, and adjusted for any impairment. [Refer: Financial assets]"
       }
      }
     },
     "auth_ref": [
      "r254",
      "r431"
     ]
    },
    "ifrs-full_FinancialAssetsAtAmortisedCostCategoryMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "FinancialAssetsAtAmortisedCostCategoryMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsDisclosureofFinancialAssetsandFinancialLiabilitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Amortised cost",
        "label": "Financial assets at amortised cost, category [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for the financial assets at amortised cost category. [Refer: Financial assets at amortised cost]"
       }
      }
     },
     "auth_ref": [
      "r254",
      "r431"
     ]
    },
    "ifrs-full_FinancialAssetsAtFairValueThroughOtherComprehensiveIncome": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "FinancialAssetsAtFairValueThroughOtherComprehensiveIncome",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/InvestmentsinsecuritiesSummaryofInvestmentsinSecuritiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Equity securities at fair value through other comprehensive income",
        "label": "Financial assets at fair value through other comprehensive income"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of financial assets at fair value through other comprehensive income. [Refer: At fair value [member]; Financial assets; Other comprehensive income]"
       }
      }
     },
     "auth_ref": [
      "r256",
      "r434"
     ]
    },
    "ifrs-full_FinancialAssetsAtFairValueThroughOtherComprehensiveIncomeCategoryMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "FinancialAssetsAtFairValueThroughOtherComprehensiveIncomeCategoryMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsDisclosureofFinancialAssetsandFinancialLiabilitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Fair value through other comprehensive income",
        "label": "Financial assets at fair value through other comprehensive income, category [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for the financial assets at fair value through other comprehensive income category. [Refer: Financial assets at fair value through other comprehensive income]"
       }
      }
     },
     "auth_ref": [
      "r256",
      "r434"
     ]
    },
    "ifrs-full_FinancialAssetsAtFairValueThroughProfitOrLoss": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "FinancialAssetsAtFairValueThroughProfitOrLoss",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/InvestmentsinsecuritiesSummaryofInvestmentsinSecuritiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Equity securities at fair value through profit or loss",
        "label": "Financial assets at fair value through profit or loss"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of financial assets that are measured at fair value and for which gains (losses) are recognised in profit or loss. A financial asset shall be measured at fair value through profit or loss unless it is measured at amortised cost or at fair value through other comprehensive income. A gain (loss) on a financial asset measured at fair value shall be recognised in profit or loss unless it is part of a hedging relationship, it is an investment in an equity instrument for which the entity has elected to present gains and losses in other comprehensive income or it is a financial asset measured at fair value through other comprehensive income. [Refer: At fair value [member]; Financial assets]"
       }
      }
     },
     "auth_ref": [
      "r252",
      "r427"
     ]
    },
    "ifrs-full_FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsDisclosureofFinancialAssetsandFinancialLiabilitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Fair value through profit or loss",
        "label": "Financial assets at fair value through profit or loss, category [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for the financial assets at fair value through profit or loss category. [Refer: Financial assets at fair value through profit or loss]"
       }
      }
     },
     "auth_ref": [
      "r252",
      "r427"
     ]
    },
    "ifrs-full_FinancialAssetsAtFairValueThroughProfitOrLossDesignatedUponInitialRecognitionCategoryMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "FinancialAssetsAtFairValueThroughProfitOrLossDesignatedUponInitialRecognitionCategoryMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsDisclosureofFinancialAssetsandFinancialLiabilitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Fair value through profit or loss, designated",
        "label": "Financial assets at fair value through profit or loss, designated upon initial recognition or subsequently, category [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for the financial assets at fair value through profit or loss designated as such upon initial recognition or subsequently category. [Refer: Financial assets at fair value through profit or loss, designated upon initial recognition or subsequently]"
       }
      }
     },
     "auth_ref": [
      "r252"
     ]
    },
    "ifrs-full_FinancialAssetsAtFairValueThroughProfitOrLossMandatorilyMeasuredAtFairValueCategoryMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "FinancialAssetsAtFairValueThroughProfitOrLossMandatorilyMeasuredAtFairValueCategoryMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsDisclosureofFinancialAssetsandFinancialLiabilitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Fair value through profit or loss, non-designated",
        "label": "Financial assets at fair value through profit or loss, mandatorily measured at fair value, category [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for the financial assets mandatorily measured at fair value through profit or loss category. [Refer: Financial assets at fair value through profit or loss, mandatorily measured at fair value]"
       }
      }
     },
     "auth_ref": [
      "r252"
     ]
    },
    "shel_FinancialAssetsDesignatedAsHedgingInstruments": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "FinancialAssetsDesignatedAsHedgingInstruments",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/FinancialinstrumentsScheduleofCarryingAmountsofDerivativeContractsDesignatedandNotDesignatedasHedgingInstrumentsforHedgeAccountingDetails": {
       "parentTag": "ifrs-full_HedgingInstrumentAssets",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsScheduleofCarryingAmountsofDerivativeContractsDesignatedandNotDesignatedasHedgingInstrumentsforHedgeAccountingDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Designated",
        "label": "Financial Assets Designated As Hedging Instruments",
        "documentation": "Financial assets designated as hedging instruments."
       }
      }
     },
     "auth_ref": []
    },
    "shel_FinancialAssetsExcludingCashAndCashEquivalents": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "FinancialAssetsExcludingCashAndCashEquivalents",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsDisclosureofFinancialAssetsandFinancialLiabilitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Financial assets excluding cash and cash equivalents",
        "label": "Financial Assets Excluding Cash and Cash Equivalents",
        "documentation": "Financial Assets Excluding Cash and Cash Equivalents"
       }
      }
     },
     "auth_ref": []
    },
    "shel_FinancialAssetsNotDesignatedAsHedgingInstruments": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "FinancialAssetsNotDesignatedAsHedgingInstruments",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/FinancialinstrumentsScheduleofCarryingAmountsofDerivativeContractsDesignatedandNotDesignatedasHedgingInstrumentsforHedgeAccountingDetails": {
       "parentTag": "ifrs-full_HedgingInstrumentAssets",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsScheduleofCarryingAmountsofDerivativeContractsDesignatedandNotDesignatedasHedgingInstrumentsforHedgeAccountingDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Not designated",
        "label": "Financial Assets Not Designated As Hedging Instruments",
        "documentation": "Financial assets not designated as hedging instruments."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_FinancialAssetsPledgedAsCollateralForLiabilitiesOrContingentLiabilities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "FinancialAssetsPledgedAsCollateralForLiabilitiesOrContingentLiabilities",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Carrying amount of financial assets pledged as collateral for liabilities or contingent liabilities",
        "label": "Financial assets pledged as collateral for liabilities or contingent liabilities"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of financial assets that the entity has pledged as collateral for liabilities or contingent liabilities, including amounts that have been reclassified in accordance with paragraph 3.2.23(a) of IFRS 9. [Refer: Classes of contingent liabilities [domain]; Financial assets]"
       }
      }
     },
     "auth_ref": [
      "r224",
      "r439"
     ]
    },
    "shel_FinancialInstrumentsAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "FinancialInstrumentsAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Financial Instruments [Abstract]",
        "documentation": "Financial Instruments [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_FinancialLiabilities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "FinancialLiabilities",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsDisclosureofFinancialAssetsandFinancialLiabilitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Financial liabilities",
        "label": "Financial liabilities"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of liabilities that are: (a) a contractual obligation: (i) to deliver cash or another financial asset to another entity; or (ii) to exchange financial assets or financial liabilities with another entity under conditions that are potentially unfavourable to the entity; or (b) a contract that will, or may be, settled in the entity\u2019s own equity instruments and is: (i) a non-derivative for which the entity is, or may be, obliged to deliver a variable number of the entity\u2019s own equity instruments; or (ii) a derivative that will, or may be, settled other than by the exchange of a fixed amount of cash or another financial asset for a fixed number of the entity\u2019s own equity instruments. For this purpose, rights, options or warrants to acquire a fixed number of the entity\u2019s own equity instruments for a fixed amount of any currency are equity instruments if the entity offers the rights, options or warrants pro rata to all of its existing owners of the same class of its own non-derivative equity instruments. Also, for those purposes the entity\u2019s own equity instruments do not include puttable financial instruments that are classified as equity instruments in accordance with paragraphs 16A-16B of IAS 32, instruments that impose on the entity an obligation to deliver to another party a pro rata share of the net assets of the entity only on liquidation and are classified as equity instruments in accordance with paragraphs 16C-16D of IAS 32, or instruments that are contracts for the future receipt or delivery of the entity\u2019s own equity instruments. As an exception, an instrument that meets the definition of a financial liability is classified as an equity instrument if it has all the features and meets the conditions in paragraphs 16A-16B or paragraphs 16C-16D of IAS 32. [Refer: Classes of financial instruments [domain]; Financial assets; Derivatives [member]]"
       }
      }
     },
     "auth_ref": [
      "r233"
     ]
    },
    "ifrs-full_FinancialLiabilitiesAtAmortisedCostCategoryMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "FinancialLiabilitiesAtAmortisedCostCategoryMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsDisclosureofFinancialAssetsandFinancialLiabilitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Amortised cost",
        "label": "Financial liabilities at amortised cost, category [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for the financial liabilities at amortised cost category. [Refer: Financial liabilities at amortised cost]"
       }
      }
     },
     "auth_ref": [
      "r255",
      "r432"
     ]
    },
    "ifrs-full_FinancialLiabilitiesAtFairValueThroughProfitOrLossCategoryMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "FinancialLiabilitiesAtFairValueThroughProfitOrLossCategoryMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsDisclosureofFinancialAssetsandFinancialLiabilitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Fair value through profit or loss",
        "label": "Financial liabilities at fair value through profit or loss, category [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for the financial liabilities at fair value through profit or loss category. [Refer: Financial liabilities at fair value through profit or loss]"
       }
      }
     },
     "auth_ref": [
      "r253",
      "r430"
     ]
    },
    "ifrs-full_FinancialLiabilitiesAtFairValueThroughProfitOrLossDesignatedUponInitialRecognitionCategoryMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "FinancialLiabilitiesAtFairValueThroughProfitOrLossDesignatedUponInitialRecognitionCategoryMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsDisclosureofFinancialAssetsandFinancialLiabilitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Fair value through profit or loss, designated",
        "label": "Financial liabilities at fair value through profit or loss, designated upon initial recognition or subsequently, category [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for the financial liabilities at fair value through profit or loss designated as such upon initial recognition or subsequently category. [Refer: Financial liabilities at fair value through profit or loss, designated upon initial recognition or subsequently]"
       }
      }
     },
     "auth_ref": [
      "r253",
      "r428"
     ]
    },
    "ifrs-full_FinancialLiabilitiesAtFairValueThroughProfitOrLossThatMeetDefinitionOfHeldForTradingCategoryMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "FinancialLiabilitiesAtFairValueThroughProfitOrLossThatMeetDefinitionOfHeldForTradingCategoryMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsDisclosureofFinancialAssetsandFinancialLiabilitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Fair value through profit or loss, non-designated",
        "label": "Financial liabilities at fair value through profit or loss that meet definition of held for trading, category [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for the financial liabilities at fair value through profit or loss that meet the definition of held for trading category. [Refer: Financial liabilities at fair value through profit or loss that meet definition of held for trading]"
       }
      }
     },
     "auth_ref": [
      "r253",
      "r429"
     ]
    },
    "shel_FinancialLiabilitiesDesignatedAsHedgingInstruments": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "FinancialLiabilitiesDesignatedAsHedgingInstruments",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/FinancialinstrumentsScheduleofCarryingAmountsofDerivativeContractsDesignatedandNotDesignatedasHedgingInstrumentsforHedgeAccountingDetails": {
       "parentTag": "ifrs-full_HedgingInstrumentLiabilities",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsScheduleofCarryingAmountsofDerivativeContractsDesignatedandNotDesignatedasHedgingInstrumentsforHedgeAccountingDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Designated",
        "label": "Financial Liabilities Designated As Hedging Instruments",
        "documentation": "Financial liabilities designated as hedging instruments."
       }
      }
     },
     "auth_ref": []
    },
    "shel_FinancialLiabilitiesNotDesignatedAsHedgingInstruments": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "FinancialLiabilitiesNotDesignatedAsHedgingInstruments",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/FinancialinstrumentsScheduleofCarryingAmountsofDerivativeContractsDesignatedandNotDesignatedasHedgingInstrumentsforHedgeAccountingDetails": {
       "parentTag": "ifrs-full_HedgingInstrumentLiabilities",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsScheduleofCarryingAmountsofDerivativeContractsDesignatedandNotDesignatedasHedgingInstrumentsforHedgeAccountingDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Not designated",
        "label": "Financial Liabilities Not Designated As Hedging Instruments",
        "documentation": "Financial liabilities not designated as hedging instruments."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_FinancialLiabilitiesThatArePartOfSupplierFinanceArrangementsForWhichSuppliersHaveReceivedPaymentMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "FinancialLiabilitiesThatArePartOfSupplierFinanceArrangementsForWhichSuppliersHaveReceivedPaymentMember",
     "presentation": [
      "http://www.shell.com/role/TradeandotherpayablesNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Financial liabilities that are part of supplier finance arrangements for which suppliers have received payment [member]",
        "label": "Financial liabilities that are part of supplier finance arrangements for which suppliers have received payment [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for financial liabilities that are part of a supplier finance arrangement for which suppliers have already received payment from the finance providers."
       }
      }
     },
     "auth_ref": [
      "r125",
      "r347"
     ]
    },
    "ifrs-full_FloatingInterestRateMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "FloatingInterestRateMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Floating interest rate",
        "label": "Floating interest rate [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for a non-fixed interest rate. [Refer: Interest rate risk [member]]"
       }
      }
     },
     "auth_ref": [
      "r767"
     ]
    },
    "shel_FloatingRateGuaranteedNotesDue2030Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "FloatingRateGuaranteedNotesDue2030Member",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Floating Rate Guaranteed Notes due 2030",
        "label": "Floating Rate Guaranteed Notes due 2030 [Member]",
        "documentation": "Floating Rate Guaranteed Notes due 2030"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ForecastYearToAchieveNearZeroMethaneEmissions2030Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ForecastYearToAchieveNearZeroMethaneEmissions2030Member",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation1Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "2030",
        "label": "Forecast Year to Achieve Near-Zero Methane Emissions 2030 [Member]",
        "documentation": "Forecast Year to Achieve Near-Zero Methane Emissions 2030"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ForecastYearsForChangeInCarbonEmissionsCostPeriodOneMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ForecastYearsForChangeInCarbonEmissionsCostPeriodOneMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarbonpriceperregionDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "2026-2035",
        "label": "Forecast Years For Change In Carbon Emissions Cost Period One [Member]",
        "documentation": "Forecast Years For Change In Carbon Emissions Cost Period One"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ForecastYearsForChangeInCarbonEmissionsCostPeriodTwoMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ForecastYearsForChangeInCarbonEmissionsCostPeriodTwoMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarbonpriceperregionDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "verboseLabel": "2036-2050",
        "label": "Forecast Years For Change In Carbon Emissions Cost Period Two [Member]",
        "documentation": "Forecast Years For Change In Carbon Emissions Cost Period Two"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ForecastYearsToAchieveNearZeroMethaneEmissionsAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ForecastYearsToAchieveNearZeroMethaneEmissionsAxis",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation1Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Forecast Years to Achieve Near-Zero Methane Emissions [Axis]",
        "label": "Forecast Years to Achieve Near-Zero Methane Emissions [Axis]",
        "documentation": "Forecast Years to Achieve Near-Zero Methane Emissions"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ForecastYearsToAchieveNearZeroMethaneEmissionsDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ForecastYearsToAchieveNearZeroMethaneEmissionsDomain",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation1Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Forecast Years to Achieve Near-Zero Methane Emissions [Domain]",
        "label": "Forecast Years to Achieve Near-Zero Methane Emissions [Domain]",
        "documentation": "Forecast Years to Achieve Near-Zero Methane Emissions [Domain]"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ForecastYearsToReduceCarbonIntensityOfEnergyAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ForecastYearsToReduceCarbonIntensityOfEnergyAxis",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation1Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarbonpriceperregionDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Forecast Years to Reduce Carbon Intensity of Energy [Axis]",
        "label": "Forecast Years to Reduce Carbon Intensity of Energy [Axis]",
        "documentation": "Forecast Years to Reduce Carbon Intensity of Energy"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ForecastYearsToReduceCarbonIntensityOfEnergyDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ForecastYearsToReduceCarbonIntensityOfEnergyDomain",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation1Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarbonpriceperregionDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Forecast Years to Reduce Carbon Intensity of Energy [Domain]",
        "label": "Forecast Years to Reduce Carbon Intensity of Energy [Domain]",
        "documentation": "Forecast Years to Reduce Carbon Intensity of Energy"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ForecastYearsToReduceCarbonIntensityOfEnergyPeriodFourMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ForecastYearsToReduceCarbonIntensityOfEnergyPeriodFourMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation1Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "2050",
        "label": "Forecast Years to Reduce Carbon Intensity of Energy Period Four [Member]",
        "documentation": "Forecast Years to Reduce Carbon Intensity of Energy Period Four"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ForecastYearsToReduceCarbonIntensityOfEnergyPeriodThreeMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ForecastYearsToReduceCarbonIntensityOfEnergyPeriodThreeMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation1Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "2030",
        "label": "Forecast Years to Reduce Carbon Intensity of Energy Period Three [Member]",
        "documentation": "Forecast Years to Reduce Carbon Intensity of Energy Period Three"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ForecastYearsToReduceCarbonIntensityOfEnergyPeriodTwoMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ForecastYearsToReduceCarbonIntensityOfEnergyPeriodTwoMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation1Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "2025",
        "label": "Forecast Years to Reduce Carbon Intensity of Energy Period Two [Member]",
        "documentation": "Forecast Years to Reduce Carbon Intensity of Energy Period Two"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ForeignCurrencyTranslationDifferencesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ForeignCurrencyTranslationDifferencesMember",
     "presentation": [
      "http://www.shell.com/role/OtherreservesSummaryofAccumulatedOtherComprehensiveIncomeAttributabletoRoyalDutchShellplcShareholdersDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Currency translation differences",
        "label": "Foreign Currency Translation Differences [Member]",
        "documentation": "Foreign currency translation differences."
       }
      }
     },
     "auth_ref": []
    },
    "ecd_ForgoneRecoveryDueToDisqualificationOfTaxBenefitsAmt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "ForgoneRecoveryDueToDisqualificationOfTaxBenefitsAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Forgone Recovery due to Disqualification of Tax Benefits, Amount",
        "terseLabel": "Forgone Recovery due to Disqualification of Tax Benefits, Amount"
       }
      }
     },
     "auth_ref": [
      "r643",
      "r654",
      "r664",
      "r697"
     ]
    },
    "ecd_ForgoneRecoveryDueToExpenseOfEnforcementAmt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "ForgoneRecoveryDueToExpenseOfEnforcementAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Forgone Recovery due to Expense of Enforcement, Amount",
        "terseLabel": "Forgone Recovery due to Expense of Enforcement, Amount"
       }
      }
     },
     "auth_ref": [
      "r643",
      "r654",
      "r664",
      "r697"
     ]
    },
    "ecd_ForgoneRecoveryDueToViolationOfHomeCountryLawAmt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "ForgoneRecoveryDueToViolationOfHomeCountryLawAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Forgone Recovery due to Violation of Home Country Law, Amount",
        "terseLabel": "Forgone Recovery due to Violation of Home Country Law, Amount"
       }
      }
     },
     "auth_ref": [
      "r643",
      "r654",
      "r664",
      "r697"
     ]
    },
    "ecd_ForgoneRecoveryExplanationOfImpracticabilityTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "ForgoneRecoveryExplanationOfImpracticabilityTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Forgone Recovery, Explanation of Impracticability [Text Block]",
        "terseLabel": "Forgone Recovery, Explanation of Impracticability"
       }
      }
     },
     "auth_ref": [
      "r643",
      "r654",
      "r664",
      "r697"
     ]
    },
    "ecd_ForgoneRecoveryIndName": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "ForgoneRecoveryIndName",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Forgone Recovery, Individual Name",
        "terseLabel": "Name"
       }
      }
     },
     "auth_ref": [
      "r643",
      "r654",
      "r664",
      "r697"
     ]
    },
    "shel_ForwardForeignExchangeContractsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ForwardForeignExchangeContractsMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsContractualMaturitiesofDerivativeLiabilitiesDetails",
      "http://www.shell.com/role/FinancialinstrumentsNarrativeDetails",
      "http://www.shell.com/role/FinancialinstrumentsScheduleofCarryingAmountsofDerivativeContractsDesignatedandNotDesignatedasHedgingInstrumentsforHedgeAccountingDetails",
      "http://www.shell.com/role/FinancialinstrumentsSummaryofNetCarryingAmountsofDerivativeContractsHeldDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Forward foreign exchange contracts",
        "label": "Forward Foreign Exchange Contracts [Member]",
        "documentation": "Forward foreign exchange contracts."
       }
      }
     },
     "auth_ref": []
    },
    "ecd_FrValAsOfPrrYrEndOfEqtyAwrdsGrntdInPrrYrsFldVstngCondsDrngCvrdYrMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "FrValAsOfPrrYrEndOfEqtyAwrdsGrntdInPrrYrsFldVstngCondsDrngCvrdYrMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year [Member]",
        "terseLabel": "Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year"
       }
      }
     },
     "auth_ref": [
      "r677"
     ]
    },
    "shel_FrequencyOfUpdatesToBorrowingTerms": {
     "xbrltype": "durationItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "FrequencyOfUpdatesToBorrowingTerms",
     "presentation": [
      "http://www.shell.com/role/DebtNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Frequency of updates to borrowings",
        "label": "Frequency Of Updates To Borrowing Terms",
        "documentation": "Frequency Of Updates To Borrowing Terms"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_FundingArrangementsOfDefinedBenefitPlansAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "FundingArrangementsOfDefinedBenefitPlansAxis",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsNarrativeDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanAssetsDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanObligationsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Funding arrangements of defined benefit plans [axis]",
        "label": "Funding arrangements of defined benefit plans [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r547"
     ]
    },
    "ifrs-full_FundingArrangementsOfDefinedBenefitPlansDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "FundingArrangementsOfDefinedBenefitPlansDomain",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsNarrativeDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanAssetsDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanObligationsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Funding arrangements of defined benefit plans [domain]",
        "label": "Funding arrangements of defined benefit plans [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for all defined benefit plans when disaggregated by funding arrangements of defined benefits plans. It also represents the standard value for the 'Funding arrangements of defined benefit plans' axis if no other member is used."
       }
      }
     },
     "auth_ref": [
      "r547"
     ]
    },
    "country_GB": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/country/2025",
     "localname": "GB",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarbonpriceperregionDetails",
      "http://www.shell.com/role/RetirementbenefitsNarrativeDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofAssumptionsforSensitivityAnalysisDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanAssetsDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanObligationsDetails",
      "http://www.shell.com/role/SegmentinformationSummaryofInformationbyGeographicalAreaDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "netLabel": "United Kingdom",
        "terseLabel": "UK",
        "verboseLabel": "of which the UK",
        "label": "UNITED KINGDOM"
       }
      }
     },
     "auth_ref": []
    },
    "currency_GBP": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/currency/2025",
     "localname": "GBP",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsSummaryof10AppreciationAgainsttheDollarofMainCurrenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Sterling",
        "label": "United Kingdom, Pounds"
       }
      }
     },
     "auth_ref": []
    },
    "shel_GainLossDueToAFiftyPercentIncreaseOrDecreaseInDerivativeContracts": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "GainLossDueToAFiftyPercentIncreaseOrDecreaseInDerivativeContracts",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Gain due to a 50% change in derivative contracts",
        "label": "Gain (Loss) Due to A Fifty Percent Increase Or Decrease In Derivative Contracts",
        "documentation": "Gain (Loss) Due to A Fifty Percent Increase Or Decrease In Derivative Contracts"
       }
      }
     },
     "auth_ref": []
    },
    "shel_GainLossDueToExchangeRateMovementsAndInflationaryAdjustmentsOnTaxBalancesNetOfTax": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "GainLossDueToExchangeRateMovementsAndInflationaryAdjustmentsOnTaxBalancesNetOfTax",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails": {
       "parentTag": "shel_IncreaseDecreaseInAdjustedEarnings",
       "weight": 1.0,
       "order": 5.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Impact of exchange rate movements and inflationary adjustments on tax balances",
        "label": "Gain/(Loss) Due to Exchange Rate Movements and Inflationary Adjustments on Tax Balances, Net of Tax",
        "documentation": "Gain/(Loss) Due to Exchange Rate Movements and Inflationary Adjustments on Tax Balances, Net of Tax"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_GainLossOnChangesInEffectOfLimitingNetDefinedBenefitAssetToAssetCeiling": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "GainLossOnChangesInEffectOfLimitingNetDefinedBenefitAssetToAssetCeiling",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/RetirementbenefitsSummaryofRemeasurementsDetails": {
       "parentTag": "ifrs-full_GainLossOnRemeasurementOfNetDefinedBenefitLiabilityAsset",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofRemeasurementsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedLabel": "Adjustments in respect to changes in asset ceiling",
        "label": "Decrease (increase) in net defined benefit liability (asset) resulting from gain (loss) on changes in effect of limiting net defined benefit asset to asset ceiling excluding interest income or expense"
       }
      }
     },
     "auth_ref": [
      "r37"
     ]
    },
    "ifrs-full_GainLossOnRemeasurementOfNetDefinedBenefitLiabilityAsset": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "GainLossOnRemeasurementOfNetDefinedBenefitLiabilityAsset",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/RetirementbenefitsSummaryofRemeasurementsDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofRemeasurementsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedTotalLabel": "Total remeasurements",
        "label": "Decrease (increase) in net defined benefit liability (asset) resulting from gain (loss) on remeasurement in other comprehensive income"
       }
      },
      "en": {
       "role": {
        "documentation": "The decrease (increase) in a net defined benefit liability (asset) resulting from the remeasurement of that net defined benefit liability (asset). [Refer: Net defined benefit liability (asset)]"
       }
      }
     },
     "auth_ref": [
      "r38",
      "r376"
     ]
    },
    "ifrs-full_GainLossOnRemeasurementOfNetDefinedBenefitLiabilityAssetAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "GainLossOnRemeasurementOfNetDefinedBenefitLiabilityAssetAbstract",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofRemeasurementsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Actuarial gains/(losses) on obligations:",
        "label": "Changes in net defined benefit liability (asset) resulting from gain (loss) on remeasurement in other comprehensive income [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "shel_GainLossesRecognisedRevenueInSignificantUnobservableInputs": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "GainLossesRecognisedRevenueInSignificantUnobservableInputs",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsSummaryofNetCarryingAmountsofDerivativeContractsMeasuredUsingPredominantlyUnobservableInputsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Net gains recognised in revenue",
        "label": "Gain (Losses) Recognised Revenue In Significant Unobservable Inputs",
        "documentation": "Gain (losses) recognised revenue in significant unobservable inputs."
       }
      }
     },
     "auth_ref": []
    },
    "shel_GainsLossesOnChangeInFairValueOfDerivativesAndCertainGasContracts": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "GainsLossesOnChangeInFairValueOfDerivativesAndCertainGasContracts",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails": {
       "parentTag": "shel_IdentifiedItemsBeforeTaxation",
       "weight": 1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Fair value accounting of commodity derivatives and certain gas contracts",
        "label": "Gains (Losses) On Change In Fair Value Of Derivatives and Certain Gas Contracts",
        "documentation": "Gains (Losses) On Change In Fair Value Of Derivatives and Certain Gas Contracts"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_GainsLossesOnDisposalsOfInvestments": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "GainsLossesOnDisposalsOfInvestments",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails": {
       "parentTag": "shel_IdentifiedItemsBeforeTaxation",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Divestment gains/(losses)",
        "label": "Gains (losses) on disposals of investments"
       }
      },
      "en": {
       "role": {
        "documentation": "The gains (losses) on disposals of investments."
       }
      }
     },
     "auth_ref": [
      "r536"
     ]
    },
    "ifrs-full_GainsLossesOnDisposalsOfNoncurrentAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "GainsLossesOnDisposalsOfNoncurrentAssets",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails": {
       "parentTag": "ifrs-full_FinanceIncome",
       "weight": 1.0,
       "order": 2.0
      },
      "http://www.shell.com/role/InterestandotherincomeSummaryofInterestandOtherIncomeDetails": {
       "parentTag": "ifrs-full_FinanceIncome",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/InterestandotherincomeSummaryofInterestandOtherIncomeDetails",
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Net gains/(losses) on sale and revaluation of non-current assets and businesses",
        "label": "Gains (losses) on disposals of non-current assets"
       }
      },
      "en": {
       "role": {
        "documentation": "The gains (losses) on disposals of non-current assets. [Refer: Non-current assets]"
       }
      }
     },
     "auth_ref": [
      "r781"
     ]
    },
    "ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationRecognisedInProfitOrLoss": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "GainsLossesOnExchangeDifferencesOnTranslationRecognisedInProfitOrLoss",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/InterestandotherincomeSummaryofInterestandOtherIncomeDetails": {
       "parentTag": "ifrs-full_FinanceIncome",
       "weight": 1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/InterestandotherincomeSummaryofInterestandOtherIncomeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Net foreign exchange losses on financing activities",
        "label": "Foreign exchange gain (loss)"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of exchange differences recognised in profit or loss that arise from foreign currency transactions, excluding those arising on financial instruments measured at fair value through profit or loss in accordance with IFRS 9. [Refer: At fair value [member]; Classes of financial instruments [domain]]"
       }
      }
     },
     "auth_ref": [
      "r55",
      "r379",
      "r492"
     ]
    },
    "ifrs-full_GainsLossesRecognisedInOtherComprehensiveIncomeFairValueMeasurementAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "GainsLossesRecognisedInOtherComprehensiveIncomeFairValueMeasurementAssets",
     "presentation": [
      "http://www.shell.com/role/InvestmentsinsecuritiesScheduleofInvestmentsinSecuritiesUsingPredominantlyUnobservableInputsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Losses recognised in other comprehensive income",
        "label": "Gains (losses) recognised in other comprehensive income including exchange differences, fair value measurement, assets"
       }
      },
      "en": {
       "role": {
        "documentation": "The gains (losses) including exchange differences recognised in other comprehensive income on the fair value measurement of assets. [Refer: At fair value [member]; Other comprehensive income]"
       }
      }
     },
     "auth_ref": [
      "r159",
      "r463"
     ]
    },
    "ifrs-full_GainsLossesRecognisedInProfitOrLossAttributableToChangeInUnrealisedGainsOrLossesForEntitysOwnEquityInstrumentsHeldAtEndOfPeriodFairValueMeasurement": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "GainsLossesRecognisedInProfitOrLossAttributableToChangeInUnrealisedGainsOrLossesForEntitysOwnEquityInstrumentsHeldAtEndOfPeriodFairValueMeasurement",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Unrealized net (losses) gains related to assets and liabilities",
        "label": "Gains (losses) recognised in profit or loss attributable to change in unrealised gains or losses for entity's own equity instruments held at end of period, fair value measurement"
       }
      }
     },
     "auth_ref": [
      "r162"
     ]
    },
    "shel_GasAssetsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "GasAssetsMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Gas assets",
        "label": "Gas Assets [Member]",
        "documentation": "Gas Assets"
       }
      }
     },
     "auth_ref": []
    },
    "shel_GenderTypeAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "GenderTypeAxis",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofAssumptionsforSensitivityAnalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Gender Type",
        "label": "Gender Type [Axis]",
        "documentation": "Gender Type [Axis]"
       }
      }
     },
     "auth_ref": []
    },
    "shel_GenderTypeDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "GenderTypeDomain",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofAssumptionsforSensitivityAnalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Gender Type",
        "label": "Gender Type [Domain]",
        "documentation": "Gender Type [Domain]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_GeographicalAreasAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "GeographicalAreasAxis",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation5Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarbonpriceperregionDetails",
      "http://www.shell.com/role/LegalproceedingsandcontingenciesDetails",
      "http://www.shell.com/role/RetirementbenefitsNarrativeDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofAssumptionsforSensitivityAnalysisDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanAssetsDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanObligationsDetails",
      "http://www.shell.com/role/SegmentinformationSummaryofInformationbyGeographicalAreaDetails",
      "http://www.shell.com/role/TaxationExpectedexpirationoftaxlossesDetails",
      "http://www.shell.com/role/TaxationNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Geographical areas [axis]",
        "label": "Geographical areas [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r279",
      "r544",
      "r569",
      "r572",
      "r596"
     ]
    },
    "ifrs-full_GeographicalAreasDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "GeographicalAreasDomain",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation5Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarbonpriceperregionDetails",
      "http://www.shell.com/role/LegalproceedingsandcontingenciesDetails",
      "http://www.shell.com/role/RetirementbenefitsNarrativeDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofAssumptionsforSensitivityAnalysisDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanAssetsDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanObligationsDetails",
      "http://www.shell.com/role/SegmentinformationSummaryofInformationbyGeographicalAreaDetails",
      "http://www.shell.com/role/TaxationExpectedexpirationoftaxlossesDetails",
      "http://www.shell.com/role/TaxationNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Geographical areas [domain]",
        "label": "Geographical areas [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for aggregated geographical areas. It also represents the standard value for the 'Geographical areas' axis if no other member is used."
       }
      }
     },
     "auth_ref": [
      "r279",
      "r544",
      "r569",
      "r572",
      "r596"
     ]
    },
    "shel_GlobalOilMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "GlobalOilMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsScheduleofValueatRiskPretaxDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Global oil",
        "label": "Global Oil [Member]",
        "documentation": "Global oil."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_Goodwill": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "Goodwill",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/ClimatechangeandenergytransitionFixedassetsbysegmentDetails": {
       "parentTag": "shel_InvestmentsAccountedForUsingEquityMethodTangibleAndIntangibleAssets",
       "weight": 1.0,
       "order": 2.0
      },
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET": {
       "parentTag": "ifrs-full_NoncurrentAssets",
       "weight": 1.0,
       "order": 9.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET",
      "http://www.shell.com/role/ClimatechangeandenergytransitionFixedassetsbysegmentDetails",
      "http://www.shell.com/role/GoodwillandotherintangibleassetsNarrativeDetails",
      "http://www.shell.com/role/GoodwillandotherintangibleassetsSummaryofIntangibleAssetsandGoodwillDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Goodwill",
        "periodStartLabel": "At January 1",
        "periodEndLabel": "At December 31",
        "label": "Goodwill"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of assets representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognised. [Refer: Total for all business combinations [member]]"
       }
      }
     },
     "auth_ref": [
      "r89",
      "r91",
      "r210",
      "r394",
      "r396",
      "r424",
      "r493"
     ]
    },
    "ifrs-full_GovernmentGrants": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "GovernmentGrants",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/TradeandotherreceivablesNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Government grants",
        "label": "Government grants"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of assistance by government in the form of transfers of resources to an entity in return for past or future compliance with certain conditions relating to the operating activities of the entity, recognised as deferred income. They exclude those forms of government assistance that cannot reasonably have a value placed upon them and transactions with government that cannot be distinguished from the normal trading transactions of the entity. [Refer: Deferred income other than contract liabilities; Government [member]]"
       }
      }
     },
     "auth_ref": [
      "r784"
     ]
    },
    "ifrs-full_GrossCarryingAmountMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "GrossCarryingAmountMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsContractualMaturitiesofDerivativeLiabilitiesDetails",
      "http://www.shell.com/role/GoodwillandotherintangibleassetsNarrativeDetails",
      "http://www.shell.com/role/GoodwillandotherintangibleassetsSummaryofIntangibleAssetsandGoodwillDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsImpairmentsummaryDetails",
      "http://www.shell.com/role/LeasesSummaryofRightofuseAssetsDetails",
      "http://www.shell.com/role/PropertyplantandequipmentSummaryofPropertyPlantandEquipmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Cost",
        "verboseLabel": "Gross carrying amount",
        "label": "Gross carrying amount [member]"
       }
      }
     },
     "auth_ref": [
      "r15",
      "r98",
      "r112",
      "r115",
      "r210",
      "r241",
      "r244",
      "r362",
      "r400",
      "r408",
      "r411",
      "r451",
      "r453",
      "r577"
     ]
    },
    "ifrs-full_GrossFinancialAssetsSetOffAgainstFinancialLiabilitiesSubjectToOffsettingEnforceableMasterNettingArrangementsOrSimilarAgreements": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "GrossFinancialAssetsSetOffAgainstFinancialLiabilitiesSubjectToOffsettingEnforceableMasterNettingArrangementsOrSimilarAgreements",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/FinancialinstrumentsScheduleofTradeandOtherReceivablesOtherPayablesandDerivativeFinancialInstrumentsDetails": {
       "parentTag": "ifrs-full_NetFinancialLiabilitiesSubjectToOffsettingEnforceableMasterNettingArrangementsOrSimilarAgreementsInStatementOfFinancialPosition",
       "weight": -1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsScheduleofTradeandOtherReceivablesOtherPayablesandDerivativeFinancialInstrumentsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Amounts offset",
        "label": "Gross financial assets set off against financial liabilities subject to offsetting, enforceable master netting arrangements or similar agreements"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of financial assets set off against financial liabilities when an entity: (a) currently has a legally enforceable right to set off the recognised amounts; and (b) intends either to settle on a net basis, or to realise the asset and settle the liability simultaneously. [Refer: Financial assets; Financial liabilities]"
       }
      }
     },
     "auth_ref": [
      "r220",
      "r438"
     ]
    },
    "ifrs-full_GrossFinancialAssetsSubjectToOffsettingEnforceableMasterNettingArrangementsOrSimilarAgreements": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "GrossFinancialAssetsSubjectToOffsettingEnforceableMasterNettingArrangementsOrSimilarAgreements",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/FinancialinstrumentsScheduleofTradeandOtherReceivablesOtherPayablesandDerivativeFinancialInstrumentsDetails": {
       "parentTag": "ifrs-full_NetFinancialAssetsSubjectToOffsettingEnforceableMasterNettingArrangementsOrSimilarAgreementsInStatementOfFinancialPosition",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsScheduleofTradeandOtherReceivablesOtherPayablesandDerivativeFinancialInstrumentsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Gross amounts before offset",
        "label": "Gross financial assets subject to offsetting, enforceable master netting arrangements or similar agreements"
       }
      },
      "en": {
       "role": {
        "documentation": "The gross amount of recognised financial assets that are subject either to offsetting or to an enforceable master netting arrangement or similar agreement. [Refer: Financial assets]"
       }
      }
     },
     "auth_ref": [
      "r219"
     ]
    },
    "ifrs-full_GrossFinancialLiabilitiesSetOffAgainstFinancialAssetsSubjectToOffsettingEnforceableMasterNettingArrangementsOrSimilarAgreements": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "GrossFinancialLiabilitiesSetOffAgainstFinancialAssetsSubjectToOffsettingEnforceableMasterNettingArrangementsOrSimilarAgreements",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/FinancialinstrumentsScheduleofTradeandOtherReceivablesOtherPayablesandDerivativeFinancialInstrumentsDetails": {
       "parentTag": "ifrs-full_NetFinancialAssetsSubjectToOffsettingEnforceableMasterNettingArrangementsOrSimilarAgreementsInStatementOfFinancialPosition",
       "weight": -1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsScheduleofTradeandOtherReceivablesOtherPayablesandDerivativeFinancialInstrumentsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Amounts offset",
        "label": "Gross financial liabilities set off against financial assets subject to offsetting, enforceable master netting arrangements or similar agreements"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of financial liabilities set off against financial assets when an entity: (a) currently has a legally enforceable right to set off the recognised amounts; and (b) intends either to settle on a net basis or to realise the asset and settle the liability simultaneously. [Refer: Financial assets; Financial liabilities]"
       }
      }
     },
     "auth_ref": [
      "r220",
      "r438"
     ]
    },
    "ifrs-full_GrossFinancialLiabilitiesSubjectToOffsettingEnforceableMasterNettingArrangementsOrSimilarAgreements": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "GrossFinancialLiabilitiesSubjectToOffsettingEnforceableMasterNettingArrangementsOrSimilarAgreements",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/FinancialinstrumentsScheduleofTradeandOtherReceivablesOtherPayablesandDerivativeFinancialInstrumentsDetails": {
       "parentTag": "ifrs-full_NetFinancialLiabilitiesSubjectToOffsettingEnforceableMasterNettingArrangementsOrSimilarAgreementsInStatementOfFinancialPosition",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsScheduleofTradeandOtherReceivablesOtherPayablesandDerivativeFinancialInstrumentsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Gross amounts before offset",
        "label": "Gross financial liabilities subject to offsetting, enforceable master netting arrangements or similar agreements"
       }
      },
      "en": {
       "role": {
        "documentation": "The gross amount of recognised financial liabilities that are subject either to offsetting or to an enforceable master netting arrangement or similar agreement. [Refer: Financial liabilities]"
       }
      }
     },
     "auth_ref": [
      "r219"
     ]
    },
    "ifrs-full_GrossLeaseLiabilities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "GrossLeaseLiabilities",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/LeasesScheduleofFutureLeasePaymentsUnderLeaseContractsDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/LeasesScheduleofFutureLeasePaymentsUnderLeaseContractsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Contractual lease payments",
        "label": "Gross lease liabilities"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of contractual undiscounted cash flows in relation to lease liabilities before deducting finance charges. [Refer: Lease liabilities]"
       }
      }
     },
     "auth_ref": [
      "r179",
      "r322",
      "r582"
     ]
    },
    "shel_GrowthRateDividendPerShare": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "GrowthRateDividendPerShare",
     "presentation": [
      "http://www.shell.com/role/CapitalmanagementDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Dividend per share growth rate",
        "label": "Growth Rate, Dividend Per Share",
        "documentation": "Growth Rate, Dividend Per Share"
       }
      }
     },
     "auth_ref": []
    },
    "shel_GuaranteesAndLettersOfCreditMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "GuaranteesAndLettersOfCreditMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Guarantees and Letters of Credit",
        "label": "Guarantees and Letters of Credit [Member]",
        "documentation": "Guarantees and Letters of Credit"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_HedgesOfNetInvestmentInForeignOperationsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "HedgesOfNetInvestmentInForeignOperationsMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Hedges of net investment in foreign operations",
        "label": "Hedges of net investment in foreign operations [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for hedges of the entity's monetary items that are receivable from or payable to a foreign operation, for which settlement is neither planned nor likely to occur in the foreseeable future. A foreign operation is an entity that is a subsidiary, associate, joint venture or branch of a reporting entity, the activities of which are based or conducted in a country or currency other than those of the reporting entity."
       }
      }
     },
     "auth_ref": [
      "r109",
      "r230",
      "r231",
      "r232",
      "r442",
      "r443",
      "r444"
     ]
    },
    "ifrs-full_HedgingInstrumentAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "HedgingInstrumentAssets",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/FinancialinstrumentsScheduleofCarryingAmountsofDerivativeContractsDesignatedandNotDesignatedasHedgingInstrumentsforHedgeAccountingDetails": {
       "parentTag": "shel_DerivativeInstrumentsInHedgesLiabilitiesAsset",
       "weight": -1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsScheduleofCarryingAmountsofDerivativeContractsDesignatedandNotDesignatedasHedgingInstrumentsforHedgeAccountingDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Assets, Total",
        "label": "Hedging instrument, assets"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of a hedging instrument, recognised as an asset. [Refer: Hedging instruments [domain]]"
       }
      }
     },
     "auth_ref": [
      "r229",
      "r441"
     ]
    },
    "ifrs-full_HedgingInstrumentLiabilities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "HedgingInstrumentLiabilities",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/FinancialinstrumentsScheduleofCarryingAmountsofDerivativeContractsDesignatedandNotDesignatedasHedgingInstrumentsforHedgeAccountingDetails": {
       "parentTag": "shel_DerivativeInstrumentsInHedgesLiabilitiesAsset",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsNarrativeDetails",
      "http://www.shell.com/role/FinancialinstrumentsScheduleofCarryingAmountsofDerivativeContractsDesignatedandNotDesignatedasHedgingInstrumentsforHedgeAccountingDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Hedging instrument, liability",
        "totalLabel": "Liabilities, Total",
        "label": "Hedging instrument, liabilities"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of a hedging instrument, recognised as a liability. [Refer: Hedging instruments [domain]]"
       }
      }
     },
     "auth_ref": [
      "r229",
      "r441"
     ]
    },
    "ifrs-full_HedgingInstrumentsAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "HedgingInstrumentsAxis",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Hedging instruments [axis]",
        "label": "Hedging instruments [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r227",
      "r230",
      "r442"
     ]
    },
    "ifrs-full_HedgingInstrumentsDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "HedgingInstrumentsDomain",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Hedging instruments [domain]",
        "label": "Hedging instruments [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for hedging instruments. A hedging instrument can be a designated: (a) derivative measured at fair value through profit or loss, except for some written options (see paragraph B6.2.4 of IFRS 9); (b) non-derivative financial asset or non-derivative financial liability measured at fair value through profit or loss, unless it is a financial liability designated as at fair value through profit or loss for which the amount of its change in fair value that is attributable to changes in the credit risk of that liability is presented in other comprehensive income in accordance with paragraph 5.7.7 of IFRS 9. For a hedge of foreign currency risk, the foreign currency risk component of a non-derivative financial asset or a non-derivative financial liability may be designated as a hedging instrument provided that it is not an investment in an equity instrument for which an entity has elected to present changes in fair value in other comprehensive income in accordance with paragraph 5.7.5 of IFRS 9. This member also represents the standard value for the 'Hedging instruments' axis if no other member is used."
       }
      }
     },
     "auth_ref": [
      "r227",
      "r230",
      "r442"
     ]
    },
    "shel_HenryHubNaturalGasMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "HenryHubNaturalGasMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsCommodityPriceAssumptionsDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Henry Hub natural gas ($/MMBtu)",
        "label": "Henry Hub Natural Gas [Member]",
        "documentation": "Henry Hub Natural Gas."
       }
      }
     },
     "auth_ref": []
    },
    "shel_HybridShellPlanAndIEANZE50Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "HybridShellPlanAndIEANZE50Member",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Hybrid Shell Plan + IEA NZE50",
        "label": "Hybrid Shell Plan And IEA NZE50 [Member]",
        "documentation": "Hybrid Shell Plan And IEA NZE50"
       }
      }
     },
     "auth_ref": []
    },
    "shel_IEACurrentPoliciesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "IEACurrentPoliciesMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionMidPriceOutlookDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "IEA Current Policies",
        "label": "IEA Current Policies [Member]",
        "documentation": "IEA Current Policies"
       }
      }
     },
     "auth_ref": []
    },
    "shel_IEANZE2050Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "IEANZE2050Member",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation4Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "IEA NZE 2050",
        "label": "IEA NZE 2050 [Member]",
        "documentation": "IEA NZE 2050"
       }
      }
     },
     "auth_ref": []
    },
    "shel_IEANZE50Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "IEANZE50Member",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation4Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarboncostforecastDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionMidPriceOutlookDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "IEA NZE50",
        "label": "IEA NZE50 [Member]",
        "documentation": "IEA NZE50"
       }
      }
     },
     "auth_ref": []
    },
    "shel_IEAStatedPoliciesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "IEAStatedPoliciesMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionMidPriceOutlookDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "IEA Stated Policies",
        "label": "IEA Stated Policies [Member]",
        "documentation": "IEA Stated Policies"
       }
      }
     },
     "auth_ref": []
    },
    "shel_IHSMarkitACCS2025Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "IHSMarkitACCS2025Member",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "IHS Markit ACCS 2025",
        "label": "IHS Markit ACCS 2025 [Member]",
        "documentation": "IHS Markit ACCS 2025"
       }
      }
     },
     "auth_ref": []
    },
    "dei_IcfrAuditorAttestationFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "IcfrAuditorAttestationFlag",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "ICFR Auditor Attestation Flag",
        "label": "ICFR Auditor Attestation Flag"
       }
      }
     },
     "auth_ref": [
      "r622",
      "r623",
      "r646"
     ]
    },
    "shel_IdentifiedItemsBeforeTaxation": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "IdentifiedItemsBeforeTaxation",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails",
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Identified items before taxation",
        "totalLabel": "Identified items before taxation",
        "label": "Identified Items Before Taxation",
        "documentation": "Identified Items Before Taxation"
       }
      }
     },
     "auth_ref": []
    },
    "shel_IdentifiedItemsIncludedInIncomeLossBeforeTaxationAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "IdentifiedItemsIncludedInIncomeLossBeforeTaxationAbstract",
     "presentation": [
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Identified items included in Income before taxation",
        "label": "Identified Items Included in Income/(Loss), Before Taxation [Abstract]",
        "documentation": "Identified Items Included in Income/(Loss), Before Taxation"
       }
      }
     },
     "auth_ref": []
    },
    "shel_IdentifiedItemsIncludedInIncomeLossNetOfTaxationAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "IdentifiedItemsIncludedInIncomeLossNetOfTaxationAbstract",
     "presentation": [
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Identified items included in Income for the period",
        "label": "Identified Items Included in Income/(Loss), Net of Taxation [Abstract]",
        "documentation": "Identified Items Included in Income/(Loss), Net of Taxation"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ImpairmentLossDueToReasonablyPossibleDecreaseInCommodityPriceAssumptions": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ImpairmentLossDueToReasonablyPossibleDecreaseInCommodityPriceAssumptions",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Impairment loss due to decrease in commodity price assumptions",
        "label": "Impairment Loss Due To Reasonably Possible Decrease In Commodity Price Assumptions",
        "documentation": "Impairment Loss Due To Reasonably Possible Decrease In Commodity Price Assumptions"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ImpairmentLossDueToReasonablyPossibleDecreaseInLongTermChemicalMarginAssumptions": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ImpairmentLossDueToReasonablyPossibleDecreaseInLongTermChemicalMarginAssumptions",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Impairment loss due to decrease in long-term chemical margin assumptions",
        "label": "Impairment Loss Due To Reasonably Possible Decrease In Long-Term Chemical Margin Assumptions",
        "documentation": "Impairment Loss Due To Reasonably Possible Decrease In Long-Term Chemical Margin Assumptions"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ImpairmentLossDueToReasonablyPossibleIncreaseInDiscountRates": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ImpairmentLossDueToReasonablyPossibleIncreaseInDiscountRates",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Impairment loss due to increase in discount rates",
        "label": "Impairment Loss Due To Reasonably Possible Increase In Discount Rates",
        "documentation": "Impairment Loss Due To Reasonably Possible Increase In Discount Rates"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ImpairmentLossDueToReasonablyPossibleIncreaseInLongTermChemicalMarginAssumptions": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ImpairmentLossDueToReasonablyPossibleIncreaseInLongTermChemicalMarginAssumptions",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation5Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Impairment loss due to reasonably possible increase in long-term chemical margin assumptions",
        "label": "Impairment Loss Due To Reasonably Possible Increase In Long-Term Chemical Margin Assumptions",
        "documentation": "Impairment Loss Due To Reasonably Possible Increase In Long-Term Chemical Margin Assumptions"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ImpairmentLossDueToReasonablyPossibleIncreaseInLongTermRefiningMarginAssumptions": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ImpairmentLossDueToReasonablyPossibleIncreaseInLongTermRefiningMarginAssumptions",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation5Details",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Impairment loss due to increase in long-term refining margin assumptions",
        "label": "Impairment Loss Due To Reasonably Possible Increase In Long-Term Refining Margin Assumptions",
        "documentation": "Impairment Loss Due To Reasonably Possible Increase In Long-Term Refining Margin Assumptions"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_ImpairmentLossRecognisedInProfitOrLoss": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ImpairmentLossRecognisedInProfitOrLoss",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsImpairmentsummaryDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsImpairmentsummaryDetails",
      "http://www.shell.com/role/JointventuresandassociatesSummaryofShellShareofComprehensiveIncomeofJointVenturesandAssociatesDetails",
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Impairment losses",
        "totalLabel": "Total",
        "label": "Impairment loss recognised in profit or loss"
       }
      }
     },
     "auth_ref": [
      "r79",
      "r82",
      "r391"
     ]
    },
    "ifrs-full_ImpairmentLossRecognisedInProfitOrLossGoodwill": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ImpairmentLossRecognisedInProfitOrLossGoodwill",
     "calculation": {
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsImpairmentsummaryDetails": {
       "parentTag": "ifrs-full_ImpairmentLossRecognisedInProfitOrLoss",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/GoodwillandotherintangibleassetsSummaryofIntangibleAssetsandGoodwillDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsImpairmentsummaryDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails",
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "netLabel": "Impairment loss recognised in profit or loss, goodwill",
        "verboseLabel": "Charge for the year",
        "terseLabel": "Goodwill",
        "label": "Impairment loss recognised in profit or loss, goodwill"
       }
      }
     },
     "auth_ref": [
      "r207",
      "r422"
     ]
    },
    "ifrs-full_ImpairmentLossRecognisedInProfitOrLossIntangibleAssetsOtherThanGoodwill": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ImpairmentLossRecognisedInProfitOrLossIntangibleAssetsOtherThanGoodwill",
     "calculation": {
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsImpairmentsummaryDetails": {
       "parentTag": "ifrs-full_ImpairmentLossRecognisedInProfitOrLoss",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsImpairmentsummaryDetails",
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "verboseLabel": "Impairment loss recognised in profit or loss, intangible assets other than goodwill",
        "terseLabel": "Intangible assets other than goodwill",
        "label": "Impairment loss recognised in profit or loss, intangible assets other than goodwill"
       }
      }
     },
     "auth_ref": [
      "r100",
      "r402"
     ]
    },
    "ifrs-full_ImpairmentLossRecognisedInProfitOrLossPropertyPlantAndEquipment": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ImpairmentLossRecognisedInProfitOrLossPropertyPlantAndEquipment",
     "calculation": {
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsImpairmentsummaryDetails": {
       "parentTag": "ifrs-full_ImpairmentLossRecognisedInProfitOrLoss",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsImpairmentsummaryDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails",
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Impairment losses on property, plant and equipment",
        "netLabel": "Property, plant and equipment",
        "label": "Impairment loss recognised in profit or loss, property, plant and equipment"
       }
      }
     },
     "auth_ref": [
      "r18",
      "r365",
      "r534"
     ]
    },
    "ifrs-full_ImpairmentLossRecognisedInProfitOrLossRightofuseAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ImpairmentLossRecognisedInProfitOrLossRightofuseAssets",
     "presentation": [
      "http://www.shell.com/role/LeasesSummaryofRightofuseAssetsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Impairment losses on right-of-use assets",
        "label": "Impairment loss recognised in profit or loss, right-of-use assets"
       }
      }
     },
     "auth_ref": [
      "r736"
     ]
    },
    "ifrs-full_ImpairmentLossReversalOfImpairmentLossOnTradeReceivablesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ImpairmentLossReversalOfImpairmentLossOnTradeReceivablesAbstract",
     "presentation": [
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsImpairmentsummaryDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Impairment reversals",
        "label": "Impairment loss (reversal of impairment loss) on trade receivables [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_ImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails": {
       "parentTag": "shel_IdentifiedItemsBeforeTaxation",
       "weight": -1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedTerseLabel": "Impairment (impairments)/reversals",
        "label": "Impairment loss (reversal of impairment loss) recognised in profit or loss"
       }
      }
     },
     "auth_ref": [
      "r334",
      "r537"
     ]
    },
    "shel_ImpairmentOfPropertyPlantAndEquipmentGoodwillAndIntangibleAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ImpairmentOfPropertyPlantAndEquipmentGoodwillAndIntangibleAssets",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Impairment of PPE, goodwill and intangible assets",
        "label": "Impairment of Property Plant And Equipment, Goodwill And Intangible Assets",
        "documentation": "Impairment of Property Plant And Equipment, Goodwill And Intangible Assets"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ImpairmentReversalDueToReasonablyPossibleDecreaseInLongTermChemicalMarginAssumptions": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ImpairmentReversalDueToReasonablyPossibleDecreaseInLongTermChemicalMarginAssumptions",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation5Details",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Impairment reversal due to decrease in long-term chemical margin assumptions",
        "label": "Impairment Reversal Due To Reasonably Possible Decrease In Long-Term Chemical Margin Assumptions",
        "documentation": "Impairment Reversal Due To Reasonably Possible Decrease In Long-Term Chemical Margin Assumptions"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ImpairmentReversalDueToReasonablyPossibleDecreaseInLongTermRefiningMarginAssumptions": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ImpairmentReversalDueToReasonablyPossibleDecreaseInLongTermRefiningMarginAssumptions",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation5Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Impairment reversal due to decrease in long-term refining margin assumptions",
        "label": "Impairment Reversal Due To Reasonably Possible Decrease In Long-Term Refining Margin Assumptions",
        "documentation": "Impairment Reversal Due To Reasonably Possible Decrease In Long-Term Refining Margin Assumptions"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ImpairmentReversalDueToReasonablyPossibleIncreaseInCommodityPriceAssumptions": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ImpairmentReversalDueToReasonablyPossibleIncreaseInCommodityPriceAssumptions",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Impairment reversal due to increase in commodity price assumptions",
        "label": "Impairment Reversal Due To Reasonably Possible Increase In Commodity Price Assumptions",
        "documentation": "Impairment Reversal Due To Reasonably Possible Increase In Commodity Price Assumptions"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ImpairmentReversalDueToReasonablyPossibleIncreaseInLongTermRefiningMarginAssumptions": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ImpairmentReversalDueToReasonablyPossibleIncreaseInLongTermRefiningMarginAssumptions",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Impairment reversal due to increase in long-term refining margin assumptions",
        "label": "Impairment Reversal Due To Reasonably Possible Increase In Long-Term Refining Margin Assumptions",
        "documentation": "Impairment Reversal Due To Reasonably Possible Increase In Long-Term Refining Margin Assumptions"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ImpairmentReversalsImpairmentsNetOfTax": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ImpairmentReversalsImpairmentsNetOfTax",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails": {
       "parentTag": "shel_IncreaseDecreaseInAdjustedEarnings",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Impairment (impairments)/reversals",
        "label": "Impairment Reversals/(Impairments), Net of Tax",
        "documentation": "Impairment Reversals/(Impairments), Net of Tax"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ImpairmentSensitivityToMidPriceOutlook": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ImpairmentSensitivityToMidPriceOutlook",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation2Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Impairment sensitivity to mid-price outlook",
        "label": "Impairment Sensitivity To Mid-Price Outlook",
        "documentation": "Impairment Sensitivity To Mid-Price Outlook"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_IncomeFromSubleasingRightofuseAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "IncomeFromSubleasingRightofuseAssets",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/InterestandotherincomeNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Income from subleasing right-of-use assets",
        "label": "Income from subleasing right-of-use assets"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of income from subleasing right-of-use assets. Sublease is a transaction for which an underlying asset is re-leased by a lessee (\u2018intermediate lessor\u2019) to a third party, and the lease (\u2018head lease\u2019) between the head lessor and lessee remains in effect. [Refer: Right-of-use assets]"
       }
      }
     },
     "auth_ref": [
      "r175"
     ]
    },
    "shel_IncomeLossBeforeTaxAndShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "IncomeLossBeforeTaxAndShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/TaxationSummaryofReconciliationofApplicableTaxChargeCreditatStatutoryTaxRatestoTaxationChargeDetails": {
       "parentTag": "ifrs-full_ProfitLossBeforeTax",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofReconciliationofApplicableTaxChargeCreditatStatutoryTaxRatestoTaxationChargeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Income before taxation and share of profit of joint ventures and associates",
        "label": "Income Loss Before Tax And Share Of Profit Loss Of Associates And Joint Ventures Accounted For Using Equity Method",
        "documentation": "Income loss before tax and share of profit loss of associates and joint ventures accounted for using equity method."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_IncomeStatementAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "IncomeStatementAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Profit or loss [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_IncomeTaxExpenseContinuingOperations": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "IncomeTaxExpenseContinuingOperations",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFINCOME": {
       "parentTag": "ifrs-full_ProfitLoss",
       "weight": -1.0,
       "order": 2.0
      },
      "http://www.shell.com/role/TaxationSummaryofTaxationChargeDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      },
      "http://www.shell.com/role/TaxationDisclosureOfPillarTwoTaxInformationDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      },
      "http://www.shell.com/role/TaxationSummaryofReconciliationofApplicableTaxChargeCreditatStatutoryTaxRatestoTaxationChargeDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFINCOME",
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails",
      "http://www.shell.com/role/TaxationDisclosureOfPillarTwoTaxInformationDetails",
      "http://www.shell.com/role/TaxationSummaryofReconciliationofApplicableTaxChargeCreditatStatutoryTaxRatestoTaxationChargeDetails",
      "http://www.shell.com/role/TaxationSummaryofTaxationChargeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Taxation charge",
        "verboseLabel": "Taxation charge/(credit)",
        "totalLabel": "Total taxation charge",
        "label": "Tax expense (income)"
       }
      }
     },
     "auth_ref": [
      "r3",
      "r4",
      "r5",
      "r65",
      "r149",
      "r268",
      "r353",
      "r354",
      "r355",
      "r530"
     ]
    },
    "shel_IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeDeferredTaxAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeDeferredTaxAssets",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofDeferredTaxDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedTerseLabel": "Other comprehensive income",
        "label": "Income Tax Relating To Components Of Other Comprehensive Income, Deferred Tax Assets",
        "documentation": "Income Tax Relating To Components Of Other Comprehensive Income, Deferred Tax Assets"
       }
      }
     },
     "auth_ref": []
    },
    "shel_IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeDeferredTaxLiabilities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeDeferredTaxLiabilities",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofDeferredTaxDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedTerseLabel": "Other comprehensive income",
        "label": "Income Tax Relating To Components Of Other Comprehensive Income, Deferred Tax Liabilities",
        "documentation": "Income Tax Relating To Components Of Other Comprehensive Income, Deferred Tax Liabilities"
       }
      }
     },
     "auth_ref": []
    },
    "shel_IncomeTaxesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "IncomeTaxesAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Income Taxes [Abstract]",
        "documentation": "Income Taxes [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_IncomeTaxesPaidClassifiedAsOperatingActivities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "IncomeTaxesPaidClassifiedAsOperatingActivities",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS": {
       "parentTag": "ifrs-full_CashFlowsFromUsedInOperatingActivities",
       "weight": -1.0,
       "order": 15.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedLabel": "Tax paid",
        "label": "Income taxes paid, classified as operating activities"
       }
      },
      "en": {
       "role": {
        "documentation": "The cash outflow for income taxes paid, classified as operating activities."
       }
      }
     },
     "auth_ref": [
      "r765"
     ]
    },
    "shel_IncreaseDecreaseArisingFromPrescriptionDrugRebatesNetDefinedBenefitLiabilityAsset": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "IncreaseDecreaseArisingFromPrescriptionDrugRebatesNetDefinedBenefitLiabilityAsset",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofRemeasurementsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Adjustments for prescription drug rebates",
        "label": "Increase (Decrease) Arising From Prescription Drug Rebates, Net Defined Benefit Liability Asset",
        "documentation": "Increase (Decrease) Arising From Prescription Drug Rebates, Net Defined Benefit Liability Asset"
       }
      }
     },
     "auth_ref": []
    },
    "shel_IncreaseDecreaseInAdjustedEarnings": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "IncreaseDecreaseInAdjustedEarnings",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      },
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails_1": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Impact on Income for the period",
        "label": "Increase /Decrease) in Adjusted Earnings",
        "documentation": "Increase /Decrease) in Adjusted Earnings"
       }
      }
     },
     "auth_ref": []
    },
    "shel_IncreaseDecreaseInAdjustedEarningsAttributableToNonControllingInterest": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "IncreaseDecreaseInAdjustedEarningsAttributableToNonControllingInterest",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails_1": {
       "parentTag": "shel_IncreaseDecreaseInAdjustedEarnings",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Impact on Income for the period attributable to non-controlling interest",
        "label": "Increase /Decrease) in Adjusted Earnings, Attributable to Non-Controlling Interest",
        "documentation": "Increase /Decrease) in Adjusted Earnings, Attributable to Non-Controlling Interest"
       }
      }
     },
     "auth_ref": []
    },
    "shel_IncreaseDecreaseInAdjustedEarningsAttributableToOwnersOfTheParent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "IncreaseDecreaseInAdjustedEarningsAttributableToOwnersOfTheParent",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails_1": {
       "parentTag": "shel_IncreaseDecreaseInAdjustedEarnings",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Impact on Income for the period attributable to Shell plc shareholders",
        "label": "Increase (Decrease) in Adjusted Earnings, Attributable to Owners of the Parent",
        "documentation": "Increase (Decrease) in Adjusted Earnings, Attributable to Owners of the Parent"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_IncreaseDecreaseInAggregateDifferenceBetweenFairValueAtInitialRecognitionAndAmountDeterminedUsingValuationTechniqueYetToBeRecognised": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "IncreaseDecreaseInAggregateDifferenceBetweenFairValueAtInitialRecognitionAndAmountDeterminedUsingValuationTechniqueYetToBeRecognised",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsUnrecognisedDayOneGainsorLossesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Movements",
        "label": "Increase (decrease) in aggregate difference between fair value at initial recognition and transaction price yet to be recognised in profit or loss"
       }
      },
      "en": {
       "role": {
        "documentation": "The increase (decrease) in the aggregate difference between the fair value at initial recognition and the transaction price of financial instruments yet to be recognised in profit or loss. [Refer: Aggregate difference between fair value at initial recognition and transaction price yet to be recognised in profit or loss]"
       }
      }
     },
     "auth_ref": [
      "r575",
      "r604"
     ]
    },
    "ifrs-full_IncreaseDecreaseInCashAndCashEquivalents": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "IncreaseDecreaseInCashAndCashEquivalents",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "(Decrease)/increase in cash and cash equivalents",
        "label": "Increase (decrease) in cash and cash equivalents after effect of exchange rate changes"
       }
      },
      "en": {
       "role": {
        "documentation": "The increase (decrease) in cash and cash equivalents after the effect of exchange rate changes on cash and cash equivalents held in foreign currencies. [Refer: Cash and cash equivalents; Effect of exchange rate changes on cash and cash equivalents]"
       }
      }
     },
     "auth_ref": [
      "r127",
      "r349"
     ]
    },
    "shel_IncreaseDecreaseInDebtDueToCurrencyTranslationDifferencesAndForeignExchangeLossesGains": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "IncreaseDecreaseInDebtDueToCurrencyTranslationDifferencesAndForeignExchangeLossesGains",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofNetDebtDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Currency translation differences and foreign exchange (gains)/losses",
        "label": "Increase (Decrease) In Debt Due To Currency Translation Differences And Foreign Exchange Losses Gains",
        "documentation": "Increase (decrease) in debt due to currency translation differences and foreign exchange (losses)/gains."
       }
      }
     },
     "auth_ref": []
    },
    "shel_IncreaseDecreaseInDebtDueToFinancingCashFlows": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "IncreaseDecreaseInDebtDueToFinancingCashFlows",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofNetDebtDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedTerseLabel": "Cash flow",
        "label": "Increase (Decrease) In Debt Due To Financing Cash Flows",
        "documentation": "Increase decrease in debt due to financing cash flows."
       }
      }
     },
     "auth_ref": []
    },
    "shel_IncreaseDecreaseInDebtDueToLeaseAdditions": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "IncreaseDecreaseInDebtDueToLeaseAdditions",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofNetDebtDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Lease additions",
        "label": "Increase (Decrease) In Debt Due To Lease Additions",
        "documentation": "Increase (Decrease) In Debt Due To Lease Additions"
       }
      }
     },
     "auth_ref": []
    },
    "shel_IncreaseDecreaseInDebtDueToOtherMovements": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "IncreaseDecreaseInDebtDueToOtherMovements",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofNetDebtDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Other movements",
        "label": "Increase (Decrease) In Debt Due To Other Movements",
        "documentation": "Increase (decrease) in debt due to other movements."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_IncreaseDecreaseInDefinedBenefitObligationDueToReasonablyPossibleDecreaseInActuarialAssumption": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "IncreaseDecreaseInDefinedBenefitObligationDueToReasonablyPossibleDecreaseInActuarialAssumption",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofAssumptionsforSensitivityAnalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Increase/(decrease) in defined benefit obligations",
        "label": "Increase (decrease) in defined benefit obligation due to reasonably possible decrease in actuarial assumption"
       }
      },
      "en": {
       "role": {
        "documentation": "The increase (decrease) in a defined benefit obligation that would have been caused by a decrease in a significant actuarial assumption that was reasonably possible at the end of the reporting period. [Refer: Actuarial assumptions [domain]]"
       }
      }
     },
     "auth_ref": [
      "r43"
     ]
    },
    "ifrs-full_IncreaseDecreaseInDefinedBenefitObligationDueToReasonablyPossibleIncreaseInActuarialAssumption": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "IncreaseDecreaseInDefinedBenefitObligationDueToReasonablyPossibleIncreaseInActuarialAssumption",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofAssumptionsforSensitivityAnalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Increase/(decrease) in defined benefit obligations",
        "label": "Increase (decrease) in defined benefit obligation due to reasonably possible increase in actuarial assumption"
       }
      },
      "en": {
       "role": {
        "documentation": "The increase (decrease) in a defined benefit obligation that would have been caused by an increase in a significant actuarial assumption that was reasonably possible at the end of the reporting period. [Refer: Actuarial assumptions [domain]]"
       }
      }
     },
     "auth_ref": [
      "r43"
     ]
    },
    "ifrs-full_IncreaseDecreaseInFairValueMeasurementDueToReasonablyPossibleIncreaseInUnobservableInputAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "IncreaseDecreaseInFairValueMeasurementDueToReasonablyPossibleIncreaseInUnobservableInputAssets",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Increase (decrease) in fair value measurement due to reasonably possible increase in unobservable input, assets",
        "label": "Increase (decrease) in fair value measurement due to reasonably possible increase in unobservable input, assets"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of increase (decrease) in the fair value measurement of assets due to a reasonably possible increase in an unobservable input."
       }
      }
     },
     "auth_ref": [
      "r163"
     ]
    },
    "shel_IncreaseDecreaseInIncomeBeforeTaxationOnForeignExchangeRisk": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "IncreaseDecreaseInIncomeBeforeTaxationOnForeignExchangeRisk",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsSummaryof10AppreciationAgainsttheDollarofMainCurrenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Increase/(decrease) in income before taxation",
        "label": "Increase (Decrease) In Income Before Taxation On Foreign Exchange Risk",
        "documentation": "Increase (decrease) in income before taxation on foreign exchange risk."
       }
      }
     },
     "auth_ref": []
    },
    "shel_IncreaseDecreaseInInterestRate": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "IncreaseDecreaseInInterestRate",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Increase in interest rate risk",
        "label": "Increase Decrease In Interest Rate",
        "documentation": "Increase decrease in interest rate."
       }
      }
     },
     "auth_ref": []
    },
    "shel_IncreaseDecreaseInNetAssetsOfForeignExchangeRisk": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "IncreaseDecreaseInNetAssetsOfForeignExchangeRisk",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsSummaryof10AppreciationAgainsttheDollarofMainCurrenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Increase in net assets",
        "label": "Increase (Decrease) In Net Assets Of Foreign Exchange Risk",
        "documentation": "Increase decrease in net assets of foreign exchange risk."
       }
      }
     },
     "auth_ref": []
    },
    "shel_IncreaseDecreaseIncomeBeforeTaxationOfOnePercentageInInterestRates": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "IncreaseDecreaseIncomeBeforeTaxationOfOnePercentageInInterestRates",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Increase in income before taxation if there were a 1% increase in interest rates",
        "label": "Increase (Decrease) Income Before Taxation Of One Percentage In Interest Rates",
        "documentation": "Increase (decrease) income before taxation of one percentage in interest rates."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_IncreaseDecreaseThroughChangesInForeignExchangeRatesNetDefinedBenefitLiabilityAsset": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "IncreaseDecreaseThroughChangesInForeignExchangeRatesNetDefinedBenefitLiabilityAsset",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanAssetsDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanObligationsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Currency translation differences",
        "negatedLabel": "Currency translation differences",
        "label": "Increase (decrease) in net defined benefit liability (asset) resulting from changes in foreign exchange rates, net defined benefit liability (asset)"
       }
      },
      "en": {
       "role": {
        "documentation": "The increase (decrease) in the net defined benefit liability (asset) resulting from changes in foreign exchange rates. [Refer: Net defined benefit liability (asset)]"
       }
      }
     },
     "auth_ref": [
      "r39"
     ]
    },
    "shel_IncreaseDecreaseThroughNetExchangeDifferencesDeferredTaxAsset": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "IncreaseDecreaseThroughNetExchangeDifferencesDeferredTaxAsset",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofDeferredTaxDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Currency translation differences",
        "label": "Increase Decrease Through Net Exchange Differences Deferred Tax Asset",
        "documentation": "Increase decrease through net exchange differences deferred tax asset."
       }
      }
     },
     "auth_ref": []
    },
    "shel_IncreaseDecreaseThroughNetExchangeDifferencesDeferredTaxLiability": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "IncreaseDecreaseThroughNetExchangeDifferencesDeferredTaxLiability",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofDeferredTaxDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedTerseLabel": "Currency translation differences",
        "label": "Increase Decrease Through Net Exchange Differences Deferred Tax Liability",
        "documentation": "Increase decrease through net exchange differences deferred tax liability."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesGoodwill": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "IncreaseDecreaseThroughNetExchangeDifferencesGoodwill",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/GoodwillandotherintangibleassetsSummaryofIntangibleAssetsandGoodwillDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Currency translation differences",
        "label": "Increase (decrease) through net exchange differences, goodwill"
       }
      },
      "en": {
       "role": {
        "documentation": "The increase (decrease) in goodwill resulting from net exchange differences arising on the translation of the financial statements from the functional currency into a different presentation currency, including the translation of a foreign operation into the presentation currency of the reporting entity. [Refer: Goodwill]"
       }
      }
     },
     "auth_ref": [
      "r208"
     ]
    },
    "ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesIntangibleAssetsOtherThanGoodwill": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "IncreaseDecreaseThroughNetExchangeDifferencesIntangibleAssetsOtherThanGoodwill",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/GoodwillandotherintangibleassetsSummaryofIntangibleAssetsandGoodwillDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Currency translation differences",
        "label": "Increase (decrease) through net exchange differences, intangible assets other than goodwill"
       }
      },
      "en": {
       "role": {
        "documentation": "The increase (decrease) in intangible assets other than goodwill resulting from net exchange differences arising on the translation of the financial statements from the functional currency into a different presentation currency, including the translation of a foreign operation into the presentation currency of the reporting entity. [Refer: Intangible assets other than goodwill]"
       }
      }
     },
     "auth_ref": [
      "r102"
     ]
    },
    "ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesPropertyPlantAndEquipment": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "IncreaseDecreaseThroughNetExchangeDifferencesPropertyPlantAndEquipment",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/PropertyplantandequipmentSummaryofPropertyPlantandEquipmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Currency translation differences",
        "label": "Increase (decrease) through net exchange differences, property, plant and equipment"
       }
      },
      "en": {
       "role": {
        "documentation": "The increase (decrease) in property, plant and equipment resulting from net exchange differences arising on the translation of the financial statements from the functional currency into a different presentation currency, including the translation of a foreign operation into the presentation currency of the reporting entity. [Refer: Property, plant and equipment]"
       }
      }
     },
     "auth_ref": [
      "r20"
     ]
    },
    "ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesRightofuseAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "IncreaseDecreaseThroughNetExchangeDifferencesRightofuseAssets",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/LeasesSummaryofRightofuseAssetsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Currency translation differences",
        "label": "Increase (decrease) through net exchange differences, right-of-use assets"
       }
      },
      "en": {
       "role": {
        "documentation": "The increase (decrease) in right-of-use assets resulting from net exchange differences arising on the translation of the financial statements from the functional currency into a different presentation currency, including the translation of a foreign operation into the presentation currency of the reporting entity. [Refer: Right-of-use assets]"
       }
      }
     },
     "auth_ref": [
      "r736"
     ]
    },
    "ifrs-full_IncreaseDecreaseThroughOtherChangesIntangibleAssetsAndGoodwill": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "IncreaseDecreaseThroughOtherChangesIntangibleAssetsAndGoodwill",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/EmissionsschemesandrelatedenvironmentalprogrammesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Other movements",
        "label": "Increase (decrease) through other changes, intangible assets and goodwill"
       }
      },
      "en": {
       "role": {
        "documentation": "The increase (decrease) in intangible assets and goodwill resulting from changes that the entity does not separately disclose in the same statement or note. [Refer: Intangible assets and goodwill]"
       }
      }
     },
     "auth_ref": [
      "r753"
     ]
    },
    "ifrs-full_IncreaseDecreaseThroughOtherChangesNetDefinedBenefitLiabilityAsset": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "IncreaseDecreaseThroughOtherChangesNetDefinedBenefitLiabilityAsset",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/RetirementbenefitsSummaryofRemeasurementsDetails": {
       "parentTag": "ifrs-full_GainLossOnRemeasurementOfNetDefinedBenefitLiabilityAsset",
       "weight": -1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanAssetsDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanObligationsDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofRemeasurementsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Other movements",
        "negatedLabel": "Other movements",
        "label": "Increase (decrease) in net defined benefit liability (asset) resulting from other changes"
       }
      },
      "en": {
       "role": {
        "documentation": "The increase (decrease) in the net defined benefit liability (asset) resulting from changes that the entity does not separately disclose in the same statement or note. [Refer: Net defined benefit liability (asset)]"
       }
      }
     },
     "auth_ref": [
      "r740"
     ]
    },
    "shel_IncreaseDecreaseThroughRealisationOfMergerReserveEquity": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "IncreaseDecreaseThroughRealisationOfMergerReserveEquity",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Increase through realisation of merger reserve",
        "label": "Increase (Decrease) Through Realisation Of Merger Reserve, Equity",
        "documentation": "Increase (Decrease) Through Realisation Of Merger Reserve, Equity"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_IncreaseDecreaseThroughSharebasedPaymentTransactions": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "IncreaseDecreaseThroughSharebasedPaymentTransactions",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCHANGESINEQUITY"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Share-based compensation",
        "label": "Increase (decrease) through share-based payment transactions, equity"
       }
      },
      "en": {
       "role": {
        "documentation": "The increase (decrease) in equity resulting from share-based payment transactions. [Refer: Equity]"
       }
      }
     },
     "auth_ref": [
      "r484"
     ]
    },
    "ifrs-full_IncreaseDecreaseThroughTransfersAndOtherChangesEquity": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "IncreaseDecreaseThroughTransfersAndOtherChangesEquity",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCHANGESINEQUITY"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Other changes",
        "label": "Increase (decrease) through other changes, equity"
       }
      },
      "en": {
       "role": {
        "documentation": "The increase (decrease) in equity resulting from changes that the entity does not separately disclose in the same statement or note. [Refer: Equity]"
       }
      }
     },
     "auth_ref": [
      "r485"
     ]
    },
    "ifrs-full_IncreaseDecreaseThroughTransfersAndOtherChangesGoodwill": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "IncreaseDecreaseThroughTransfersAndOtherChangesGoodwill",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/GoodwillandotherintangibleassetsSummaryofIntangibleAssetsandGoodwillDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "verboseLabel": "Sales, retirements and other movements",
        "label": "Increase (decrease) through other changes, goodwill"
       }
      },
      "en": {
       "role": {
        "documentation": "The increase (decrease) in goodwill resulting from changes that the entity does not separately disclose in the same statement or note. [Refer: Goodwill]"
       }
      }
     },
     "auth_ref": [
      "r209",
      "r423"
     ]
    },
    "shel_IncreaseDecreaseThroughTransfersAndOtherChangesOtherPayables": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "IncreaseDecreaseThroughTransfersAndOtherChangesOtherPayables",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/EmissionsschemesandrelatedenvironmentalprogrammesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedLabel": "Other movements",
        "label": "Increase (Decrease) Through Transfers and Other Changes, Other Payables",
        "documentation": "Increase (Decrease) Through Transfers and Other Changes, Other Payables"
       }
      }
     },
     "auth_ref": []
    },
    "shel_IncreaseInOtherProvisionsDueToPossibleDecreaseInDiscountRate": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "IncreaseInOtherProvisionsDueToPossibleDecreaseInDiscountRate",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/DecommissioningandotherprovisionsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Increase in provision due to decrease in discount rate assumption",
        "label": "Increase In Other Provisions Due to Possible Decrease In Discount Rate",
        "documentation": "Increase In Other Provisions Due to Possible Decrease In Discount Rate"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_IndividualAssetsOrCashgeneratingUnitsAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "IndividualAssetsOrCashgeneratingUnitsAxis",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Individual assets or cash-generating units [axis]",
        "label": "Individual assets or cash-generating units [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r88"
     ]
    },
    "ifrs-full_IndividualAssetsOrCashgeneratingUnitsDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "IndividualAssetsOrCashgeneratingUnitsDomain",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Individual assets or cash-generating units [domain]",
        "label": "Individual assets or cash-generating units [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for the standard value for the 'Individual assets or cash-generating units' axis if no other member is used."
       }
      }
     },
     "auth_ref": [
      "r88"
     ]
    },
    "ecd_IndividualAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "IndividualAxis",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure",
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure",
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements",
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Individual [Axis]",
        "terseLabel": "Individual:"
       }
      }
     },
     "auth_ref": [
      "r643",
      "r654",
      "r664",
      "r688",
      "r697",
      "r701",
      "r709"
     ]
    },
    "shel_InformationProviderNameAndScenarioAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "InformationProviderNameAndScenarioAxis",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation4Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarboncostforecastDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionMidPriceOutlookDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Information Provider Name And Scenario [Axis]",
        "label": "Information Provider Name And Scenario [Axis]",
        "documentation": "Information Provider Name And Scenario"
       }
      }
     },
     "auth_ref": []
    },
    "shel_InformationProviderNameAndScenarioDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "InformationProviderNameAndScenarioDomain",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation4Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarboncostforecastDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionMidPriceOutlookDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Information Provider Name And Scenario [Domain]",
        "label": "Information Provider Name And Scenario [Domain]",
        "documentation": "Information Provider Name And Scenario"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_InsiderTradingArrLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "InsiderTradingArrLineItems",
     "lang": {
      "en-us": {
       "role": {
        "label": "Insider Trading Arrangements [Line Items]",
        "terseLabel": "Insider Trading Arrangements:"
       }
      }
     },
     "auth_ref": [
      "r707"
     ]
    },
    "ecd_InsiderTradingPoliciesProcLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "InsiderTradingPoliciesProcLineItems",
     "lang": {
      "en-us": {
       "role": {
        "label": "Insider Trading Policies and Procedures [Line Items]",
        "terseLabel": "Insider Trading Policies and Procedures:"
       }
      }
     },
     "auth_ref": [
      "r624",
      "r713"
     ]
    },
    "ecd_InsiderTrdPoliciesProcAdoptedFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "InsiderTrdPoliciesProcAdoptedFlag",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingPoliciesProc"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Insider Trading Policies and Procedures Adopted [Flag]",
        "terseLabel": "Insider Trading Policies and Procedures Adopted"
       }
      }
     },
     "auth_ref": [
      "r624",
      "r713"
     ]
    },
    "ecd_InsiderTrdPoliciesProcNotAdoptedTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "InsiderTrdPoliciesProcNotAdoptedTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingPoliciesProc"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Insider Trading Policies and Procedures Not Adopted [Text Block]",
        "terseLabel": "Insider Trading Policies and Procedures Not Adopted"
       }
      }
     },
     "auth_ref": [
      "r624",
      "r713"
     ]
    },
    "shel_IntangibleAssetsAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "IntangibleAssetsAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Intangible Assets [Abstract]",
        "documentation": "Intangible Assets [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_IntangibleAssetsOtherThanGoodwill": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "IntangibleAssetsOtherThanGoodwill",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET": {
       "parentTag": "ifrs-full_NoncurrentAssets",
       "weight": 1.0,
       "order": 1.0
      },
      "http://www.shell.com/role/ClimatechangeandenergytransitionFixedassetsbysegmentDetails": {
       "parentTag": "shel_InvestmentsAccountedForUsingEquityMethodTangibleAndIntangibleAssets",
       "weight": 1.0,
       "order": 1.0
      },
      "http://www.shell.com/role/AssetsheldforsaleDetails": {
       "parentTag": "ifrs-full_Assets",
       "weight": 1.0,
       "order": 6.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/AssetsheldforsaleDetails",
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET",
      "http://www.shell.com/role/ClimatechangeandenergytransitionFixedassetsbysegmentDetails",
      "http://www.shell.com/role/EmissionsschemesandrelatedenvironmentalprogrammesDetails",
      "http://www.shell.com/role/GoodwillandotherintangibleassetsSummaryofIntangibleAssetsandGoodwillDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Other intangible assets",
        "periodStartLabel": "At January 1",
        "periodEndLabel": "At December 31",
        "verboseLabel": "Intangible assets",
        "label": "Intangible assets other than goodwill"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of identifiable non-monetary assets without physical substance. This amount does not include goodwill. [Refer: Goodwill]"
       }
      }
     },
     "auth_ref": [
      "r103",
      "r404",
      "r493"
     ]
    },
    "shel_IntangibleAssetsPropertyPlantAndEquipmentJointVenturesAndAssociates": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "IntangibleAssetsPropertyPlantAndEquipmentJointVenturesAndAssociates",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/SegmentinformationSummaryofInformationbyGeographicalAreaDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Goodwill, other intangible assets, property, plant and equipment, joint ventures and associates at December 31",
        "label": "Intangible Assets Property Plant And Equipment Joint Ventures And Associates",
        "documentation": "Intangible Assets, Property, Plant And Equipment, Joint Ventures And Associates"
       }
      }
     },
     "auth_ref": []
    },
    "shel_IntangibleAssetsPropertyPlantAndEquipmentJointVenturesAndAssociatesExcludingAssetsReclassifiedAsHeldForSale": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "IntangibleAssetsPropertyPlantAndEquipmentJointVenturesAndAssociatesExcludingAssetsReclassifiedAsHeldForSale",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/SegmentinformationSummaryofInformationbyGeographicalAreaDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Goodwill, other intangible assets, property, plant and equipment, joint ventures and associates excluding assets reclassified as held for sale",
        "label": "Intangible Assets Property Plant And Equipment Joint Ventures And Associates Excluding Assets Reclassified as Held For Sale",
        "documentation": "Intangible Assets Property Plant And Equipment Joint Ventures And Associates Excluding Assets Reclassified as Held For Sale"
       }
      }
     },
     "auth_ref": []
    },
    "shel_IntegratedGasAndUpstreamCashGeneratingUnitMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "IntegratedGasAndUpstreamCashGeneratingUnitMember",
     "presentation": [
      "http://www.shell.com/role/CapitalmanagementDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Integrated Gas and Upstream",
        "label": "Integrated Gas And Upstream Cash Generating Unit [Member]",
        "documentation": "Integrated Gas And Upstream Cash Generating Unit"
       }
      }
     },
     "auth_ref": []
    },
    "shel_IntegratedGasAndUpstreamSegmentsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "IntegratedGasAndUpstreamSegmentsMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation2Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarryingamountsofassetsDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Integrated Gas and Upstream segments",
        "label": "Integrated Gas And Upstream Segments [Member]",
        "documentation": "Integrated Gas And Upstream Segments"
       }
      }
     },
     "auth_ref": []
    },
    "shel_IntegratedGasMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "IntegratedGasMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation4Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarryingamountsofassetsDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionFixedassetsbysegmentDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails",
      "http://www.shell.com/role/EmployeesSummaryofAverageEmployeeNumbersDetails",
      "http://www.shell.com/role/GoodwillandotherintangibleassetsNarrativeDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails",
      "http://www.shell.com/role/SegmentinformationCashcapitalexpenditureDetails",
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails",
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails",
      "http://www.shell.com/role/TaxationNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Integrated Gas",
        "label": "Integrated Gas [Member]",
        "documentation": "Integrated gas."
       }
      }
     },
     "auth_ref": []
    },
    "shel_InterestAndAccretionExpense": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "InterestAndAccretionExpense",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/InterestexpenseSummaryofInterestExpenseDetails": {
       "parentTag": "ifrs-full_InterestExpense",
       "weight": 1.0,
       "order": 5.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/InterestexpenseSummaryofInterestExpenseDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Accretion expense",
        "label": "Interest And Accretion Expense",
        "documentation": "Interest and accretion expense."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_InterestCostsCapitalised": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "InterestCostsCapitalised",
     "calculation": {
      "http://www.shell.com/role/InterestexpenseSummaryofInterestExpenseDetails": {
       "parentTag": "ifrs-full_InterestExpense",
       "weight": -1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/InterestexpenseSummaryofInterestExpenseDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedLabel": "Less: interest capitalised",
        "label": "Interest costs capitalised"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of interest costs that an entity incurs in connection with the borrowing of funds that are directly attributable to the acquisition, construction or production of a qualifying asset and which form part of the cost of that asset."
       }
      }
     },
     "auth_ref": [
      "r781"
     ]
    },
    "ifrs-full_InterestExpense": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "InterestExpense",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFINCOME": {
       "parentTag": "shel_TotalExpenditureIncludingFinanceCosts",
       "weight": 1.0,
       "order": 7.0
      },
      "http://www.shell.com/role/InterestexpenseSummaryofInterestExpenseDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFINCOME",
      "http://www.shell.com/role/InterestexpenseSummaryofInterestExpenseDetails",
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Interest expense",
        "totalLabel": "Total",
        "label": "Interest expense"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of expense arising from interest."
       }
      }
     },
     "auth_ref": [
      "r148",
      "r266",
      "r275"
     ]
    },
    "ifrs-full_InterestExpenseDefinedBenefitPlans": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "InterestExpenseDefinedBenefitPlans",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/RetirementbenefitsSummaryofRetirementBenefitExpenseDetails": {
       "parentTag": "ifrs-full_PostemploymentBenefitExpenseDefinedBenefitPlans",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofRetirementBenefitExpenseDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Interest expense on defined pension benefit obligations",
        "label": "Interest expense, defined benefit plans"
       }
      }
     },
     "auth_ref": [
      "r737"
     ]
    },
    "ifrs-full_InterestExpenseIncomeNetDefinedBenefitLiabilityAsset": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "InterestExpenseIncomeNetDefinedBenefitLiabilityAsset",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanAssetsDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanObligationsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Interest expense",
        "negatedLabel": "Interest income",
        "label": "Increase (decrease) in net defined benefit liability (asset) resulting from interest expense (income)"
       }
      }
     },
     "auth_ref": [
      "r33",
      "r375"
     ]
    },
    "shel_InterestExpenseNet": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "InterestExpenseNet",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS": {
       "parentTag": "ifrs-full_CashFlowsFromUsedInOperatingActivities",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Interest expense (net)",
        "label": "Interest Expense Net",
        "documentation": "Interest expense net."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_InterestExpenseOnLeaseLiabilities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "InterestExpenseOnLeaseLiabilities",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/InterestexpenseSummaryofInterestExpenseDetails": {
       "parentTag": "ifrs-full_InterestExpense",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/InterestexpenseSummaryofInterestExpenseDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Interest expense related to leases",
        "label": "Interest expense on lease liabilities"
       }
      }
     },
     "auth_ref": [
      "r172",
      "r316"
     ]
    },
    "ifrs-full_InterestIncomeDefinedBenefitPlans": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "InterestIncomeDefinedBenefitPlans",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/RetirementbenefitsSummaryofRetirementBenefitExpenseDetails": {
       "parentTag": "ifrs-full_PostemploymentBenefitExpenseDefinedBenefitPlans",
       "weight": -1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofRetirementBenefitExpenseDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedTerseLabel": "Interest income on plan assets",
        "label": "Interest income, defined benefit plans"
       }
      }
     },
     "auth_ref": [
      "r737"
     ]
    },
    "shel_InterestIncurredAndSimilarCharges": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "InterestIncurredAndSimilarCharges",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/InterestexpenseSummaryofInterestExpenseDetails": {
       "parentTag": "ifrs-full_InterestExpense",
       "weight": 1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/InterestexpenseSummaryofInterestExpenseDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Interest incurred and similar charges",
        "label": "Interest Incurred And Similar Charges",
        "documentation": "Interest incurred and similar charges."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_InterestPaidClassifiedAsFinancingActivities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "InterestPaidClassifiedAsFinancingActivities",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS": {
       "parentTag": "ifrs-full_CashFlowsFromUsedInFinancingActivities",
       "weight": -1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedLabel": "Interest paid",
        "label": "Interest paid, classified as financing activities"
       }
      },
      "en": {
       "role": {
        "documentation": "The cash outflow for interest paid, classified as financing activities."
       }
      }
     },
     "auth_ref": [
      "r121"
     ]
    },
    "shel_InterestRateAndCurrencySwapContractsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "InterestRateAndCurrencySwapContractsMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Interest rate and currency swaps",
        "label": "Interest Rate And Currency Swap Contracts [Member]",
        "documentation": "Interest Rate And Currency Swap Contracts"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_InterestRateSwapContractMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "InterestRateSwapContractMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsContractualMaturitiesofDerivativeLiabilitiesDetails",
      "http://www.shell.com/role/FinancialinstrumentsScheduleofCarryingAmountsofDerivativeContractsDesignatedandNotDesignatedasHedgingInstrumentsforHedgeAccountingDetails",
      "http://www.shell.com/role/FinancialinstrumentsSummaryofNetCarryingAmountsofDerivativeContractsHeldDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Interest rate swaps",
        "label": "Interest rate swap contract [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for an interest rate swap contract. [Refer: Swap contract [member]]"
       }
      }
     },
     "auth_ref": [
      "r781"
     ]
    },
    "ifrs-full_InterestReceivedClassifiedAsInvestingActivities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "InterestReceivedClassifiedAsInvestingActivities",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS": {
       "parentTag": "ifrs-full_CashFlowsFromUsedInInvestingActivities",
       "weight": 1.0,
       "order": 7.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Interest received",
        "label": "Interest received, classified as investing activities"
       }
      },
      "en": {
       "role": {
        "documentation": "The cash inflow from interest received, classified as investing activities."
       }
      }
     },
     "auth_ref": [
      "r121"
     ]
    },
    "shel_InterestsInOtherEntitiesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "InterestsInOtherEntitiesAbstract",
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Interests In Other Entities [Abstract]",
        "label": "Interests In Other Entities [Abstract]",
        "documentation": "Interests In Other Entities [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_Inventories": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "Inventories",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/AssetsheldforsaleDetails": {
       "parentTag": "ifrs-full_Assets",
       "weight": 1.0,
       "order": 8.0
      },
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET": {
       "parentTag": "ifrs-full_CurrentAssetsOtherThanAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners",
       "weight": 1.0,
       "order": 2.0
      },
      "http://www.shell.com/role/InventoriesSummaryofDetailedInformationofInventoriesDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/AssetsheldforsaleDetails",
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET",
      "http://www.shell.com/role/InventoriesSummaryofDetailedInformationofInventoriesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Inventories",
        "totalLabel": "Total",
        "label": "Current inventories"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of current inventories. [Refer: Inventories]"
       }
      }
     },
     "auth_ref": [
      "r51",
      "r344",
      "r495",
      "r611"
     ]
    },
    "ifrs-full_InventoryWritedown2011": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "InventoryWritedown2011",
     "presentation": [
      "http://www.shell.com/role/InventoriesNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Inventory write-downs",
        "label": "Inventory write-down"
       }
      }
     },
     "auth_ref": [
      "r52",
      "r345",
      "r534"
     ]
    },
    "ifrs-full_InvestmentAccountedForUsingEquityMethod": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "InvestmentAccountedForUsingEquityMethod",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/AssetsheldforsaleDetails": {
       "parentTag": "ifrs-full_Assets",
       "weight": 1.0,
       "order": 2.0
      },
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET": {
       "parentTag": "ifrs-full_NoncurrentAssets",
       "weight": 1.0,
       "order": 3.0
      },
      "http://www.shell.com/role/ClimatechangeandenergytransitionFixedassetsbysegmentDetails": {
       "parentTag": "shel_InvestmentsAccountedForUsingEquityMethodTangibleAndIntangibleAssets",
       "weight": 1.0,
       "order": 4.0
      },
      "http://www.shell.com/role/JointventuresandassociatesSummaryofCarryingAmountofInterestsinJointVenturesandAssociatesDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/AssetsheldforsaleDetails",
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET",
      "http://www.shell.com/role/ClimatechangeandenergytransitionFixedassetsbysegmentDetails",
      "http://www.shell.com/role/JointventuresandassociatesSummaryofCarryingAmountofInterestsinJointVenturesandAssociatesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Joint ventures and associates",
        "totalLabel": "Joint ventures and associates",
        "label": "Investments accounted for using equity method"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of investments accounted for using the equity method. The equity method is a method of accounting whereby the investment is initially recognised at cost and adjusted thereafter for the post-acquisition change in the investor's share of net assets of the investee. The investor's profit or loss includes its share of the profit or loss of the investee. The investor's other comprehensive income includes its share of the other comprehensive income of the investee. [Refer: At cost [member]]"
       }
      }
     },
     "auth_ref": [
      "r152",
      "r270",
      "r460",
      "r494"
     ]
    },
    "ifrs-full_InvestmentFundsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "InvestmentFundsMember",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanAssetsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Investment funds",
        "label": "Investment funds [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for investment funds."
       }
      }
     },
     "auth_ref": [
      "r563"
     ]
    },
    "shel_InvestmentInAssociateAndJointVenturesCompaniesClassifiedAsInvestingActivities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "InvestmentInAssociateAndJointVenturesCompaniesClassifiedAsInvestingActivities",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS": {
       "parentTag": "shel_CashOutflowForTotalCashCapitalExpenditure",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedLabel": "Investments in joint ventures and associates",
        "label": "Investment In Associate And Joint Ventures Companies Classified As Investing Activities",
        "documentation": "Investment in associate and joint ventures companies classified as investing activities."
       }
      }
     },
     "auth_ref": []
    },
    "shel_InvestmentsAccountedForUsingEquityMethodTangibleAndIntangibleAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "InvestmentsAccountedForUsingEquityMethodTangibleAndIntangibleAssets",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/ClimatechangeandenergytransitionFixedassetsbysegmentDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarryingamountsofassetsDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionFixedassetsbysegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Fixed assets",
        "terseLabel": "Fixed assets",
        "label": "Investments Accounted For Using Equity Method, Tangible And Intangible Assets",
        "documentation": "Investments Accounted For Using Equity Method, Tangible And Intangible Assets"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_InvestmentsInAssociates": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "InvestmentsInAssociates",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/JointventuresandassociatesSummaryofCarryingAmountofInterestsinJointVenturesandAssociatesDetails": {
       "parentTag": "ifrs-full_InvestmentsInSubsidiariesJointVenturesAndAssociates",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/JointventuresandassociatesSummaryofCarryingAmountofInterestsinJointVenturesandAssociatesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Carrying amount of interests in associates",
        "label": "Investments in associates reported in separate financial statements"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of investments in associates in an entity's separate financial statements. [Refer: Total for all associates [member]]"
       }
      }
     },
     "auth_ref": [
      "r66"
     ]
    },
    "ifrs-full_InvestmentsInEquityInstrumentsMeasuredAtFairValueThroughOtherComprehensiveIncomeMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "InvestmentsInEquityInstrumentsMeasuredAtFairValueThroughOtherComprehensiveIncomeMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsDisclosureofFinancialAssetsandFinancialLiabilitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Fair value through other comprehensive income, designated",
        "label": "Investments in equity instruments designated at fair value through other comprehensive income [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for investments in equity instruments that the entity has designated at fair value through other comprehensive income. [Refer: At fair value [member]; Other comprehensive income]"
       }
      }
     },
     "auth_ref": [
      "r256",
      "r433"
     ]
    },
    "ifrs-full_InvestmentsInJointVentures": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "InvestmentsInJointVentures",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/JointventuresandassociatesSummaryofCarryingAmountofInterestsinJointVenturesandAssociatesDetails": {
       "parentTag": "ifrs-full_InvestmentAccountedForUsingEquityMethod",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails",
      "http://www.shell.com/role/JointventuresandassociatesNarrativeDetails",
      "http://www.shell.com/role/JointventuresandassociatesSummaryofCarryingAmountofInterestsinJointVenturesandAssociatesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Carrying amount of interests in joint ventures",
        "label": "Investments in joint ventures reported in separate financial statements"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of investments in joint ventures in an entity's separate financial statements. [Refer: Total for all joint ventures [member]]"
       }
      }
     },
     "auth_ref": [
      "r66"
     ]
    },
    "shel_InvestmentsInSecurities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "InvestmentsInSecurities",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET": {
       "parentTag": "ifrs-full_NoncurrentAssets",
       "weight": 1.0,
       "order": 4.0
      },
      "http://www.shell.com/role/AssetsheldforsaleDetails": {
       "parentTag": "ifrs-full_Assets",
       "weight": 1.0,
       "order": 7.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET",
      "http://www.shell.com/role/InvestmentsinsecuritiesSummaryofInvestmentsinSecuritiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Investments in securities",
        "label": "Investments In Securities",
        "documentation": "Investments in Securities."
       }
      }
     },
     "auth_ref": []
    },
    "shel_InvestmentsInSecuritiesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "InvestmentsInSecuritiesMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsDisclosureofFinancialAssetsandFinancialLiabilitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Investments in securities",
        "label": "Investments In Securities [Member]",
        "documentation": "Investments In Securities"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_InvestmentsInSubsidiariesJointVenturesAndAssociates": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "InvestmentsInSubsidiariesJointVenturesAndAssociates",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/JointventuresandassociatesSummaryofCarryingAmountofInterestsinJointVenturesandAssociatesDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of investments in subsidiaries, joint ventures and associates in an entity's separate financial statements. [Refer: Total for all associates [member]; Total for all joint ventures [member]; Total for all subsidiaries [member]; Investments in subsidiaries reported in separate financial statements]"
       }
      }
     },
     "auth_ref": [
      "r66"
     ]
    },
    "ifrs-full_IssuedCapital": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "IssuedCapital",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET": {
       "parentTag": "ifrs-full_EquityAttributableToOwnersOfParent",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Share capital",
        "label": "Issued capital"
       }
      },
      "en": {
       "role": {
        "documentation": "The nominal value of capital issued."
       }
      }
     },
     "auth_ref": [
      "r607",
      "r615"
     ]
    },
    "ifrs-full_IssuedCapitalMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "IssuedCapitalMember",
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCHANGESINEQUITY",
      "http://www.shell.com/role/SharecapitalSummaryofIssuedandFullyPaidOrdinarySharesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Number of shares",
        "label": "Issued capital [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for a component of equity representing issued capital."
       }
      }
     },
     "auth_ref": [
      "r486"
     ]
    },
    "shel_JiffyLubricantsInternationalMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "JiffyLubricantsInternationalMember",
     "presentation": [
      "http://www.shell.com/role/PostbalancesheeteventsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Jiffy Lubricants International",
        "label": "Jiffy Lubricants International [Member]",
        "documentation": "Jiffy Lubricants International"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_JointVenturesAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "JointVenturesAxis",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails",
      "http://www.shell.com/role/JointventuresandassociatesNarrativeDetails",
      "http://www.shell.com/role/JointventuresandassociatesSummaryofShellShareofComprehensiveIncomeofJointVenturesandAssociatesDetails",
      "http://www.shell.com/role/JointventuresandassociatesSummaryofTransactionsWithJointVenturesandAssociatesDetails",
      "http://www.shell.com/role/LegalproceedingsandcontingenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Joint ventures [axis]",
        "label": "Joint ventures [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r68",
      "r71",
      "r154",
      "r457"
     ]
    },
    "ifrs-full_JointVenturesDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "JointVenturesDomain",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails",
      "http://www.shell.com/role/JointventuresandassociatesNarrativeDetails",
      "http://www.shell.com/role/JointventuresandassociatesSummaryofShellShareofComprehensiveIncomeofJointVenturesandAssociatesDetails",
      "http://www.shell.com/role/JointventuresandassociatesSummaryofTransactionsWithJointVenturesandAssociatesDetails",
      "http://www.shell.com/role/LegalproceedingsandcontingenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Joint ventures [domain]",
        "label": "Joint ventures [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for the standard value for the 'Joint ventures' axis if no other member is used."
       }
      }
     },
     "auth_ref": [
      "r68",
      "r71",
      "r154",
      "r457"
     ]
    },
    "ifrs-full_JointVenturesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "JointVenturesMember",
     "presentation": [
      "http://www.shell.com/role/JointventuresandassociatesSummaryofShellShareofComprehensiveIncomeofJointVenturesandAssociatesDetails",
      "http://www.shell.com/role/JointventuresandassociatesSummaryofTransactionsWithJointVenturesandAssociatesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Joint ventures",
        "label": "Total for all joint ventures [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for joint arrangements whereby the parties that have joint control of the arrangement have rights to the net assets of the arrangement."
       }
      }
     },
     "auth_ref": [
      "r68",
      "r71",
      "r154",
      "r457"
     ]
    },
    "shel_JuneMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "JuneMember",
     "presentation": [
      "http://www.shell.com/role/DividendsSummaryofInterimDividendsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "June",
        "label": "June [Member]",
        "documentation": "June"
       }
      }
     },
     "auth_ref": []
    },
    "country_KZ": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/country/2025",
     "localname": "KZ",
     "presentation": [
      "http://www.shell.com/role/LegalproceedingsandcontingenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Kazakhstan",
        "label": "KAZAKHSTAN"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_KeyManagementPersonnelCompensation": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "KeyManagementPersonnelCompensation",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/DirectorsandseniormanagementSummaryofRemunerationofDirectorsoftheCompanyDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Emoluments",
        "label": "Key management personnel compensation"
       }
      }
     },
     "auth_ref": [
      "r60",
      "r383"
     ]
    },
    "ifrs-full_KeyManagementPersonnelCompensationOtherLongtermBenefits": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "KeyManagementPersonnelCompensationOtherLongtermBenefits",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/DirectorsandseniormanagementSummaryofRemunerationofDirectorsoftheCompanyDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Value of released awards under long-term incentive plans",
        "label": "Key management personnel compensation, other long-term employee benefits"
       }
      }
     },
     "auth_ref": [
      "r59"
     ]
    },
    "shel_LNGOffTakeAndSalesContractsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "LNGOffTakeAndSalesContractsMember",
     "presentation": [
      "http://www.shell.com/role/GoodwillandotherintangibleassetsSummaryofIntangibleAssetsandGoodwillDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "LNG\u00a0off-take and sales contracts",
        "label": "L N G Off Take And Sales Contracts [Member]",
        "documentation": "LNG off take and sales contracts."
       }
      }
     },
     "auth_ref": []
    },
    "shel_LaterThanElevenYearsAndNotLaterThanFifteenYearsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "LaterThanElevenYearsAndNotLaterThanFifteenYearsMember",
     "presentation": [
      "http://www.shell.com/role/PropertyplantandequipmentSummaryofExplorationDrillingCostsCapitalisedforPeriodsGreaterThanOneYearDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Between 11 and 15 years",
        "label": "Later Than Eleven Years And Not Later Than Fifteen Years [Member]",
        "documentation": "Later than eleven years and not later than fifteen years."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_LaterThanFiveYearsAndNotLaterThanTenYearsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "LaterThanFiveYearsAndNotLaterThanTenYearsMember",
     "presentation": [
      "http://www.shell.com/role/DecommissioningandotherprovisionsMaturityanalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Between 6 to 10 years",
        "label": "Later than five years and not later than ten years [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for a time band of later than five years and not later than ten years."
       }
      }
     },
     "auth_ref": [
      "r581",
      "r587",
      "r781"
     ]
    },
    "ifrs-full_LaterThanFiveYearsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "LaterThanFiveYearsMember",
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofDifferenceinContractualCashFlowsforDebtExcludingFinanceLeaseLiabilitieswiththeCarryingAmountDetails",
      "http://www.shell.com/role/FinancialinstrumentsContractualMaturitiesofDerivativeLiabilitiesDetails",
      "http://www.shell.com/role/LeasesScheduleofFutureLeasePaymentsUnderLeaseContractsDetails",
      "http://www.shell.com/role/TaxationExpectedexpirationoftaxlossesDetails",
      "http://www.shell.com/role/TradeandotherreceivablesMaturityAnalysisofFinanceLeaseReceivablesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "5 years and later",
        "label": "Later than five years [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for a time band of later than five years."
       }
      }
     },
     "auth_ref": [
      "r181",
      "r183",
      "r194",
      "r326",
      "r331",
      "r581",
      "r584",
      "r587"
     ]
    },
    "ifrs-full_LaterThanFourYearsAndNotLaterThanFiveYearsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "LaterThanFourYearsAndNotLaterThanFiveYearsMember",
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofDifferenceinContractualCashFlowsforDebtExcludingFinanceLeaseLiabilitieswiththeCarryingAmountDetails",
      "http://www.shell.com/role/FinancialinstrumentsContractualMaturitiesofDerivativeLiabilitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Between 4 and 5 years",
        "verboseLabel": "Between 4 and 5 years",
        "label": "Later than four years and not later than five years [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for a time band of later than four years and not later than five years."
       }
      }
     },
     "auth_ref": [
      "r181",
      "r183",
      "r194",
      "r581",
      "r587",
      "r781"
     ]
    },
    "ifrs-full_LaterThanOneYearAndNotLaterThanFiveYearsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "LaterThanOneYearAndNotLaterThanFiveYearsMember",
     "presentation": [
      "http://www.shell.com/role/DecommissioningandotherprovisionsMaturityanalysisDetails",
      "http://www.shell.com/role/LeasesScheduleofFutureLeasePaymentsUnderLeaseContractsDetails",
      "http://www.shell.com/role/PropertyplantandequipmentSummaryofExplorationDrillingCostsCapitalisedforPeriodsGreaterThanOneYearDetails",
      "http://www.shell.com/role/TaxationExpectedexpirationoftaxlossesDetails",
      "http://www.shell.com/role/TradeandotherreceivablesMaturityAnalysisofFinanceLeaseReceivablesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Between 1 and 5 years",
        "label": "Later than one year and not later than five years [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for a time band of later than one year and not later than five years."
       }
      }
     },
     "auth_ref": [
      "r325",
      "r330",
      "r580",
      "r587"
     ]
    },
    "ifrs-full_LaterThanOneYearAndNotLaterThanTwoYearsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "LaterThanOneYearAndNotLaterThanTwoYearsMember",
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofDifferenceinContractualCashFlowsforDebtExcludingFinanceLeaseLiabilitieswiththeCarryingAmountDetails",
      "http://www.shell.com/role/FinancialinstrumentsContractualMaturitiesofDerivativeLiabilitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Between 1 and 2 years",
        "verboseLabel": "Between 1 and 2 years",
        "label": "Later than one year and not later than two years [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for a time band of later than one year and not later than two years."
       }
      }
     },
     "auth_ref": [
      "r181",
      "r183",
      "r194",
      "r581",
      "r587",
      "r781"
     ]
    },
    "shel_LaterThanSixYearsAndNotLaterThanTenYearsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "LaterThanSixYearsAndNotLaterThanTenYearsMember",
     "presentation": [
      "http://www.shell.com/role/PropertyplantandequipmentSummaryofExplorationDrillingCostsCapitalisedforPeriodsGreaterThanOneYearDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Between 6 and 10 years",
        "label": "Later Than Six Years And Not Later Than Ten Years [Member]",
        "documentation": "Later than six years and not later than ten years."
       }
      }
     },
     "auth_ref": []
    },
    "shel_LaterThanSixteenYearsAndNotTaterThanTwentyYearsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "LaterThanSixteenYearsAndNotTaterThanTwentyYearsMember",
     "presentation": [
      "http://www.shell.com/role/PropertyplantandequipmentSummaryofExplorationDrillingCostsCapitalisedforPeriodsGreaterThanOneYearDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Between 16 and 20 years",
        "label": "Later Than Sixteen Years And Not Tater Than Twenty Years [Member]",
        "documentation": "Later than sixteen years and not tater than twenty years."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_LaterThanTenYearsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "LaterThanTenYearsMember",
     "presentation": [
      "http://www.shell.com/role/DecommissioningandotherprovisionsMaturityanalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "11 years and later",
        "label": "Later than ten years [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for a time band of later than ten years."
       }
      }
     },
     "auth_ref": [
      "r581",
      "r587",
      "r781"
     ]
    },
    "ifrs-full_LaterThanThreeYearsAndNotLaterThanFourYearsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "LaterThanThreeYearsAndNotLaterThanFourYearsMember",
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofDifferenceinContractualCashFlowsforDebtExcludingFinanceLeaseLiabilitieswiththeCarryingAmountDetails",
      "http://www.shell.com/role/FinancialinstrumentsContractualMaturitiesofDerivativeLiabilitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Between 3 and 4 years",
        "verboseLabel": "Between 3 and 4 years",
        "label": "Later than three years and not later than four years [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for a time band of later than three years and not later than four years."
       }
      }
     },
     "auth_ref": [
      "r181",
      "r183",
      "r194",
      "r581",
      "r587",
      "r781"
     ]
    },
    "ifrs-full_LaterThanTwoYearsAndNotLaterThanThreeYearsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "LaterThanTwoYearsAndNotLaterThanThreeYearsMember",
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofDifferenceinContractualCashFlowsforDebtExcludingFinanceLeaseLiabilitieswiththeCarryingAmountDetails",
      "http://www.shell.com/role/FinancialinstrumentsContractualMaturitiesofDerivativeLiabilitiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Between 2 and 3 years",
        "verboseLabel": "Between 2 and 3 years",
        "label": "Later than two years and not later than three years [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for a time band of later than two years and not later than three years."
       }
      }
     },
     "auth_ref": [
      "r181",
      "r183",
      "r194",
      "r581",
      "r587",
      "r781"
     ]
    },
    "ifrs-full_LeaseLiabilities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "LeaseLiabilities",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/LeasesScheduleofFutureLeasePaymentsUnderLeaseContractsDetails": {
       "parentTag": "ifrs-full_GrossLeaseLiabilities",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/LeasesScheduleofFutureLeasePaymentsUnderLeaseContractsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Lease liabilities",
        "label": "Lease liabilities"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of liabilities related to the entity's leases. Lease is a contract, or part of a contract, that conveys the right to use an underlying asset for a period of time in exchange for consideration."
       }
      }
     },
     "auth_ref": [
      "r171"
     ]
    },
    "ifrs-full_LeaseLiabilitiesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "LeaseLiabilitiesMember",
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofDebtDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Lease liabilities",
        "label": "Lease liabilities [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for lease liabilities. [Refer: Lease liabilities]"
       }
      }
     },
     "auth_ref": [
      "r559",
      "r561"
     ]
    },
    "shel_LeaseLiabilitiesUndiscountedExcessAmount": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "LeaseLiabilitiesUndiscountedExcessAmount",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/LeasesScheduleofFutureLeasePaymentsUnderLeaseContractsDetails": {
       "parentTag": "ifrs-full_GrossLeaseLiabilities",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/LeasesScheduleofFutureLeasePaymentsUnderLeaseContractsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Interest",
        "label": "Lease Liabilities, Undiscounted Excess Amount",
        "documentation": "Lease Liabilities, Undiscounted Excess Amount"
       }
      }
     },
     "auth_ref": []
    },
    "dei_LegalEntityAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "LegalEntityAxis",
     "presentation": [
      "http://www.shell.com/role/LegalproceedingsandcontingenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Legal Entity [Axis]",
        "label": "Legal Entity [Axis]",
        "documentation": "The set of legal entities associated with a report."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_LegalProceedingsProvisionMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "LegalProceedingsProvisionMember",
     "presentation": [
      "http://www.shell.com/role/DecommissioningandotherprovisionsSummaryofDecommissioningandOtherProvisionsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Legal",
        "label": "Legal proceedings provision [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for a provision for legal proceedings. [Refer: Classes of other provisions [domain]]"
       }
      }
     },
     "auth_ref": [
      "r550",
      "r552"
     ]
    },
    "shel_LegislationAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "LegislationAxis",
     "presentation": [
      "http://www.shell.com/role/TaxationNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Legislation [Axis]",
        "label": "Legislation [Axis]",
        "documentation": "Legislation"
       }
      }
     },
     "auth_ref": []
    },
    "shel_LegislationDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "LegislationDomain",
     "presentation": [
      "http://www.shell.com/role/TaxationNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Legislation [Domain]",
        "label": "Legislation [Domain]",
        "documentation": "Legislation [Domain]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_Level1OfFairValueHierarchyMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "Level1OfFairValueHierarchyMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsSummaryofNetCarryingAmountsofDerivativeContractsHeldDetails",
      "http://www.shell.com/role/InvestmentsinsecuritiesSummaryofInvestmentsinSecuritiesDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanAssetsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "netLabel": "Measured by reference to prices in active markets for identical assets",
        "terseLabel": "Level 1",
        "verboseLabel": "Prices in active markets for identical assets/liabilities",
        "label": "Level 1 of fair value hierarchy [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for a category of the fair value hierarchy where inputs to the valuation techniques are quoted prices (unadjusted) in active markets for identical assets or liabilities that the entity can access at the measurement date."
       }
      }
     },
     "auth_ref": [
      "r42",
      "r86",
      "r90",
      "r157",
      "r395",
      "r462"
     ]
    },
    "ifrs-full_Level2And3OfFairValueHierarchyMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "Level2And3OfFairValueHierarchyMember",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanAssetsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Level 2 and 3",
        "label": "Level 2 and 3 of fair value hierarchy [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for combined Level 2 and Level 3 categories of the fair value hierarchy. [Refer: Level 2 of fair value hierarchy [member]; Level 3 of fair value hierarchy [member]]"
       }
      }
     },
     "auth_ref": [
      "r42"
     ]
    },
    "ifrs-full_Level2OfFairValueHierarchyMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "Level2OfFairValueHierarchyMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsSummaryofNetCarryingAmountsofDerivativeContractsHeldDetails",
      "http://www.shell.com/role/InvestmentsinsecuritiesSummaryofInvestmentsinSecuritiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "verboseLabel": "Measured by reference to other observable inputs",
        "terseLabel": "Other observable inputs",
        "label": "Level 2 of fair value hierarchy [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for a category of the fair value hierarchy where inputs to the valuation techniques are inputs other than quoted prices included within Level 1 that are observable for the asset or liability, either directly or indirectly."
       }
      }
     },
     "auth_ref": [
      "r86",
      "r90",
      "r157",
      "r395",
      "r462"
     ]
    },
    "ifrs-full_Level3OfFairValueHierarchyMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "Level3OfFairValueHierarchyMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsSummaryofNetCarryingAmountsofDerivativeContractsHeldDetails",
      "http://www.shell.com/role/FinancialinstrumentsSummaryofNetCarryingAmountsofDerivativeContractsMeasuredUsingPredominantlyUnobservableInputsDetails",
      "http://www.shell.com/role/InvestmentsinsecuritiesScheduleofInvestmentsinSecuritiesUsingPredominantlyUnobservableInputsDetails",
      "http://www.shell.com/role/InvestmentsinsecuritiesSummaryofInvestmentsinSecuritiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "netLabel": "Measured using more than an insignificant proportion of unobservable inputs",
        "verboseLabel": "Unobservable inputs",
        "label": "Level 3 of fair value hierarchy [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for a category of the fair value hierarchy where inputs to the valuation techniques are unobservable inputs for the asset or liability. Unobservable inputs are inputs for which market data are not available and that are developed using the best information available about the assumptions that the market participants would use when pricing the asset or liability."
       }
      }
     },
     "auth_ref": [
      "r86",
      "r90",
      "r157",
      "r395",
      "r462"
     ]
    },
    "ifrs-full_LevelsOfFairValueHierarchyAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "LevelsOfFairValueHierarchyAxis",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsSummaryofNetCarryingAmountsofDerivativeContractsHeldDetails",
      "http://www.shell.com/role/FinancialinstrumentsSummaryofNetCarryingAmountsofDerivativeContractsMeasuredUsingPredominantlyUnobservableInputsDetails",
      "http://www.shell.com/role/InvestmentsinsecuritiesScheduleofInvestmentsinSecuritiesUsingPredominantlyUnobservableInputsDetails",
      "http://www.shell.com/role/InvestmentsinsecuritiesSummaryofInvestmentsinSecuritiesDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanAssetsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Levels of fair value hierarchy [axis]",
        "label": "Levels of fair value hierarchy [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r42",
      "r157",
      "r462"
     ]
    },
    "ifrs-full_LevelsOfFairValueHierarchyDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "LevelsOfFairValueHierarchyDomain",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsSummaryofNetCarryingAmountsofDerivativeContractsHeldDetails",
      "http://www.shell.com/role/FinancialinstrumentsSummaryofNetCarryingAmountsofDerivativeContractsMeasuredUsingPredominantlyUnobservableInputsDetails",
      "http://www.shell.com/role/InvestmentsinsecuritiesScheduleofInvestmentsinSecuritiesUsingPredominantlyUnobservableInputsDetails",
      "http://www.shell.com/role/InvestmentsinsecuritiesSummaryofInvestmentsinSecuritiesDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanAssetsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Levels of fair value hierarchy [domain]",
        "label": "Levels of fair value hierarchy [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for all levels of the fair value hierarchy. It also represents the standard value for the 'Levels of fair value hierarchy' axis if no other member is used."
       }
      }
     },
     "auth_ref": [
      "r42",
      "r157",
      "r462"
     ]
    },
    "ifrs-full_Liabilities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "Liabilities",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET": {
       "parentTag": "ifrs-full_EquityAndLiabilities",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/AssetsheldforsaleDetails",
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Total liabilities",
        "label": "Liabilities"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of a present obligation of the entity to transfer an economic resource as a result of past events. Economic resource is a right that has the potential to produce economic benefits."
       }
      }
     },
     "auth_ref": [
      "r156",
      "r157",
      "r161",
      "r269",
      "r274",
      "r461",
      "r462",
      "r505"
     ]
    },
    "ifrs-full_LiabilitiesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "LiabilitiesAbstract",
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Liabilities",
        "label": "Liabilities [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_LiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSale": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "LiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSale",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET": {
       "parentTag": "ifrs-full_CurrentLiabilities",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Liabilities directly associated with assets classified as held for sale",
        "label": "Liabilities included in disposal groups classified as held for sale"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of liabilities included in disposal groups classified as held for sale. [Refer: Liabilities; Disposal groups classified as held for sale [member]]"
       }
      }
     },
     "auth_ref": [
      "r213",
      "r502"
     ]
    },
    "ifrs-full_LiabilityAssetOfDefinedBenefitPlans": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "LiabilityAssetOfDefinedBenefitPlans",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/RetirementbenefitsSummaryofRetirementBenefitsbyFinancialPositionDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanAssetsDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanObligationsDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofRetirementBenefitsbyFinancialPositionDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedTotalLabel": "Net defined benefit liability (asset)",
        "periodStartLabel": "Beginning balance",
        "periodEndLabel": "Ending balance",
        "negatedPeriodStartLabel": "At January 1",
        "negatedPeriodEndLabel": "At December 31",
        "label": "Net defined benefit liability (asset)"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of deficit or surplus in a defined benefit plan, adjusted for any effect of limiting a net defined benefit asset to the asset ceiling. [Refer: Defined benefit plans [domain]]"
       }
      }
     },
     "auth_ref": [
      "r31",
      "r373"
     ]
    },
    "shel_LiquefiedNaturalGasLNGMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "LiquefiedNaturalGasLNGMember",
     "presentation": [
      "http://www.shell.com/role/RevenuesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "LNG",
        "label": "Liquefied Natural Gas (LNG) [Member]",
        "documentation": "Liquefied Natural Gas (LNG)"
       }
      }
     },
     "auth_ref": []
    },
    "shel_LocalFundingThresholdPensionPlanTransitionPlan": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "LocalFundingThresholdPensionPlanTransitionPlan",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Local funding threshold",
        "label": "Local Funding Threshold, Pension Plan Transition Plan",
        "documentation": "Local Funding Threshold, Pension Plan Transition Plan"
       }
      }
     },
     "auth_ref": []
    },
    "dei_LocalPhoneNumber": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "LocalPhoneNumber",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Local Phone Number",
        "label": "Local Phone Number",
        "documentation": "Local phone number for entity."
       }
      }
     },
     "auth_ref": []
    },
    "shel_LongTermAverageChemicalMarginPerTon": {
     "xbrltype": "perUnitItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "LongTermAverageChemicalMarginPerTon",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation5Details",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Average chemical margin (USD per ton)",
        "label": "Long-Term Average Chemical Margin, Per Ton",
        "documentation": "Long-Term Average Chemical Margin, Per Ton"
       }
      }
     },
     "auth_ref": []
    },
    "shel_LongTermBorrowingsMaximumMaturityPeriod": {
     "xbrltype": "durationItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "LongTermBorrowingsMaximumMaturityPeriod",
     "presentation": [
      "http://www.shell.com/role/DebtNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Debt maturity period, long-term debt",
        "label": "Long Term Borrowings Maximum Maturity Period",
        "documentation": "Long term borrowings maximum maturity period."
       }
      }
     },
     "auth_ref": []
    },
    "shel_LongTermCommercialPaperProgrammeMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "LongTermCommercialPaperProgrammeMember",
     "presentation": [
      "http://www.shell.com/role/DebtNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Long term commercial paper programme",
        "label": "Long Term Commercial Paper Programme [Member]",
        "documentation": "Long Term Commercial Paper Programme"
       }
      }
     },
     "auth_ref": []
    },
    "shel_LongTermRefiningMarginPerCrudeOilBarrel": {
     "xbrltype": "perUnitItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "LongTermRefiningMarginPerCrudeOilBarrel",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation5Details",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Refining margin (USD per BBL)",
        "label": "Long-Term Refining Margin, Per Crude Oil Barrel",
        "documentation": "Long-Term Refining Margin, Per Crude Oil Barrel"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_LongtermBorrowings": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "LongtermBorrowings",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET": {
       "parentTag": "ifrs-full_NoncurrentLiabilities",
       "weight": 1.0,
       "order": 1.0
      },
      "http://www.shell.com/role/DebtScheduleofDebtDetails": {
       "parentTag": "ifrs-full_Borrowings",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/AssetsheldforsaleDetails",
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET",
      "http://www.shell.com/role/DebtScheduleofDebtDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Debt",
        "verboseLabel": "Non-current debt",
        "label": "Non-current portion of non-current borrowings"
       }
      },
      "en": {
       "role": {
        "documentation": "The non-current portion of non-current borrowings. [Refer: Borrowings]"
       }
      }
     },
     "auth_ref": [
      "r784"
     ]
    },
    "shel_LongtermDecommissioningRestorationAndOtherProvisions": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "LongtermDecommissioningRestorationAndOtherProvisions",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/DecommissioningandotherprovisionsSummaryofDecommissioningandOtherProvisionsDetails": {
       "parentTag": "shel_DecommissioningRestorationAndOtherProvisions",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/DecommissioningandotherprovisionsSummaryofDecommissioningandOtherProvisionsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "periodStartLabel": "Non-current beginning balance",
        "periodEndLabel": "Non-current ending balance",
        "label": "Longterm Decommissioning Restoration And Other Provisions",
        "documentation": "Longterm decommissioning restoration and other provisions."
       }
      }
     },
     "auth_ref": []
    },
    "shel_LossAllowanceProvisionTradeReceivables": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "LossAllowanceProvisionTradeReceivables",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/TradeandotherreceivablesNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Loss allowance provisions, trade receivables",
        "label": "Loss Allowance Provision, Trade Receivables",
        "documentation": "Loss Allowance Provision, Trade Receivables"
       }
      }
     },
     "auth_ref": []
    },
    "shel_LubricantsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "LubricantsMember",
     "presentation": [
      "http://www.shell.com/role/RevenuesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Lubricants",
        "label": "Lubricants [Member]",
        "documentation": "Lubricants"
       }
      }
     },
     "auth_ref": []
    },
    "currency_MYR": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/currency/2025",
     "localname": "MYR",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsSummaryof10AppreciationAgainsttheDollarofMainCurrenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Malaysian ringgit",
        "label": "Malaysia, Ringgits"
       }
      }
     },
     "auth_ref": []
    },
    "shel_MajorInspectionCostsUsefulEconomicLife": {
     "xbrltype": "durationItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "MajorInspectionCostsUsefulEconomicLife",
     "presentation": [
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Major inspection costs useful economic life",
        "label": "Major Inspection Costs Useful Economic Life",
        "documentation": "Major inspection costs useful economic life."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_MajorOrdinaryShareTransactionsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "MajorOrdinaryShareTransactionsMember",
     "presentation": [
      "http://www.shell.com/role/DividendsNarrativeDetails",
      "http://www.shell.com/role/PostbalancesheeteventsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Major ordinary share transactions",
        "label": "Major ordinary share transactions [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for major ordinary share transactions. [Refer: Ordinary shares [member]]"
       }
      }
     },
     "auth_ref": [
      "r539",
      "r599"
     ]
    },
    "shel_ManufacturingSupplyAndDistributionMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ManufacturingSupplyAndDistributionMember",
     "presentation": [
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsImpairmentsummaryDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails",
      "http://www.shell.com/role/LeasesSummaryofRightofuseAssetsDetails",
      "http://www.shell.com/role/PropertyplantandequipmentSummaryofPropertyPlantandEquipmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Manufacturing, supply and distribution",
        "label": "Manufacturing Supply And Distribution [Member]",
        "documentation": "Manufacturing supply and distribution."
       }
      }
     },
     "auth_ref": []
    },
    "shel_MarchMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "MarchMember",
     "presentation": [
      "http://www.shell.com/role/DividendsSummaryofInterimDividendsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "March",
        "label": "March [Member]",
        "documentation": "March"
       }
      }
     },
     "auth_ref": []
    },
    "shel_MarketingRenewablesAndEnergySolutionsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "MarketingRenewablesAndEnergySolutionsMember",
     "presentation": [
      "http://www.shell.com/role/GoodwillandotherintangibleassetsSummaryofIntangibleAssetsandGoodwillDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Marketing &amp; Renewables and Energy Solutions",
        "label": "Marketing &amp; Renewables And Energy Solutions [Member]",
        "documentation": "Marketing &amp; Renewables And Energy Solutions"
       }
      }
     },
     "auth_ref": []
    },
    "shel_MarketingSegmentMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "MarketingSegmentMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarryingamountsofassetsDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionFixedassetsbysegmentDetails",
      "http://www.shell.com/role/EmployeesSummaryofAverageEmployeeNumbersDetails",
      "http://www.shell.com/role/GoodwillandotherintangibleassetsNarrativeDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsImpairmentsummaryDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails",
      "http://www.shell.com/role/JointventuresandassociatesSummaryofShellShareofComprehensiveIncomeofJointVenturesandAssociatesDetails",
      "http://www.shell.com/role/SegmentinformationCashcapitalexpenditureDetails",
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails",
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Marketing",
        "label": "Marketing Segment [Member]",
        "documentation": "Marketing Segment"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_MaturityAnalysisForDerivativeFinancialLiabilities": {
     "xbrltype": "textBlockItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "MaturityAnalysisForDerivativeFinancialLiabilities",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Contractual Maturities of Derivative Liabilities",
        "label": "Disclosure of maturity analysis for derivative financial liabilities [text block]"
       }
      },
      "en": {
       "role": {
        "documentation": "The disclosure of a maturity analysis for derivative financial liabilities, including the remaining contractual maturities for those derivative financial liabilities for which contractual maturities are essential for an understanding of the timing of the cash flows. [Refer: Derivative financial liabilities]"
       }
      }
     },
     "auth_ref": [
      "r247",
      "r455"
     ]
    },
    "ifrs-full_MaturityAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "MaturityAxis",
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofDifferenceinContractualCashFlowsforDebtExcludingFinanceLeaseLiabilitieswiththeCarryingAmountDetails",
      "http://www.shell.com/role/DecommissioningandotherprovisionsMaturityanalysisDetails",
      "http://www.shell.com/role/FinancialinstrumentsContractualMaturitiesofDerivativeLiabilitiesDetails",
      "http://www.shell.com/role/LeasesScheduleofFutureLeasePaymentsUnderLeaseContractsDetails",
      "http://www.shell.com/role/PropertyplantandequipmentSummaryofExplorationDrillingCostsCapitalisedforPeriodsGreaterThanOneYearDetails",
      "http://www.shell.com/role/TaxationExpectedexpirationoftaxlossesDetails",
      "http://www.shell.com/role/TradeandotherreceivablesMaturityAnalysisofFinanceLeaseReceivablesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Maturity [axis]",
        "label": "Maturity [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r169",
      "r181",
      "r183",
      "r186",
      "r187",
      "r188",
      "r194",
      "r228",
      "r248",
      "r312",
      "r315",
      "r327",
      "r332",
      "r446",
      "r508",
      "r548",
      "r581"
     ]
    },
    "ifrs-full_MaturityDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "MaturityDomain",
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofDifferenceinContractualCashFlowsforDebtExcludingFinanceLeaseLiabilitieswiththeCarryingAmountDetails",
      "http://www.shell.com/role/DecommissioningandotherprovisionsMaturityanalysisDetails",
      "http://www.shell.com/role/FinancialinstrumentsContractualMaturitiesofDerivativeLiabilitiesDetails",
      "http://www.shell.com/role/LeasesScheduleofFutureLeasePaymentsUnderLeaseContractsDetails",
      "http://www.shell.com/role/PropertyplantandequipmentSummaryofExplorationDrillingCostsCapitalisedforPeriodsGreaterThanOneYearDetails",
      "http://www.shell.com/role/TaxationExpectedexpirationoftaxlossesDetails",
      "http://www.shell.com/role/TradeandotherreceivablesMaturityAnalysisofFinanceLeaseReceivablesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Maturity [domain]",
        "label": "Maturity [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for aggregated time bands. It also represents the standard value for the 'Maturity' axis if no other member is used."
       }
      }
     },
     "auth_ref": [
      "r169",
      "r181",
      "r183",
      "r186",
      "r187",
      "r188",
      "r194",
      "r228",
      "r312",
      "r315",
      "r327",
      "r332",
      "r446",
      "r508",
      "r548",
      "r581",
      "r585"
     ]
    },
    "srt_MaximumMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/srt/2025",
     "localname": "MaximumMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation1Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation2Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation4Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation5Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Maximum",
        "label": "Maximum [Member]",
        "documentation": "Upper limit of the provided range."
       }
      }
     },
     "auth_ref": [
      "r285",
      "r287",
      "r289",
      "r290",
      "r292",
      "r303",
      "r305",
      "r306",
      "r310",
      "r311"
     ]
    },
    "ecd_MeasureAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "MeasureAxis",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Measure [Axis]",
        "terseLabel": "Measure:"
       }
      }
     },
     "auth_ref": [
      "r680"
     ]
    },
    "ecd_MeasureName": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "MeasureName",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Measure Name",
        "terseLabel": "Name"
       }
      }
     },
     "auth_ref": [
      "r680"
     ]
    },
    "ifrs-full_MeasurementAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "MeasurementAxis",
     "presentation": [
      "http://www.shell.com/role/InvestmentsinsecuritiesSummaryofInvestmentsinSecuritiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Measurement [axis]",
        "label": "Measurement [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r110",
      "r114",
      "r156",
      "r410",
      "r461"
     ]
    },
    "ifrs-full_MeasurementDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "MeasurementDomain",
     "presentation": [
      "http://www.shell.com/role/InvestmentsinsecuritiesSummaryofInvestmentsinSecuritiesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Measurement [domain]",
        "label": "Measurement [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for all types of measurement. It also represents the standard value for the 'Measurement' axis if no other member is used."
       }
      }
     },
     "auth_ref": [
      "r110",
      "r114",
      "r156",
      "r410",
      "r461"
     ]
    },
    "shel_MenMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "MenMember",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofAssumptionsforSensitivityAnalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Men",
        "label": "Men [Member]",
        "documentation": "Men [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_MergerReserveMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "MergerReserveMember",
     "presentation": [
      "http://www.shell.com/role/OtherreservesSummaryofOtherReservesAttributabletoRoyalDutchShellplcShareholdersDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Merger reserve",
        "label": "Merger reserve [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for a component of equity that may result in relation to a business combination outside the scope of IFRS 3."
       }
      }
     },
     "auth_ref": [
      "r780"
     ]
    },
    "shel_MethaneEmissionsIntensity": {
     "xbrltype": "pureItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "MethaneEmissionsIntensity",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation1Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Methane emissions intensity (in percent)",
        "label": "Methane Emissions Intensity",
        "documentation": "Methane Emissions Intensity"
       }
      }
     },
     "auth_ref": []
    },
    "shel_MinimumFundingRequirement": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "MinimumFundingRequirement",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Minimum funding requirement",
        "label": "Minimum Funding Requirement",
        "documentation": "Minimum Funding Requirement"
       }
      }
     },
     "auth_ref": []
    },
    "srt_MinimumMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/srt/2025",
     "localname": "MinimumMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation1Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation2Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation4Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation5Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Minimum",
        "label": "Minimum [Member]",
        "documentation": "Lower limit of the provided range."
       }
      }
     },
     "auth_ref": [
      "r285",
      "r287",
      "r289",
      "r290",
      "r292",
      "r303",
      "r305",
      "r306",
      "r310",
      "r311"
     ]
    },
    "ecd_MnpiDiscTimedForCompValFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "MnpiDiscTimedForCompValFlag",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "MNPI Disclosure Timed for Compensation Value [Flag]",
        "terseLabel": "MNPI Disclosure Timed for Compensation Value"
       }
      }
     },
     "auth_ref": [
      "r700"
     ]
    },
    "shel_MonthOfDividendsPaidAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "MonthOfDividendsPaidAxis",
     "presentation": [
      "http://www.shell.com/role/DividendsSummaryofInterimDividendsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Month of Dividends Paid [Axis]",
        "label": "Month of Dividends Paid [Axis]",
        "documentation": "Month of Dividends Paid"
       }
      }
     },
     "auth_ref": []
    },
    "shel_MonthOfDividendsPaidMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "MonthOfDividendsPaidMember",
     "presentation": [
      "http://www.shell.com/role/DividendsSummaryofInterimDividendsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Month of Dividends Paid [Member]",
        "label": "Month of Dividends Paid [Member]",
        "documentation": "Month of Dividends Paid"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_MtrlTermsOfTrdArrTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "MtrlTermsOfTrdArrTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Material Terms of Trading Arrangement [Text Block]",
        "terseLabel": "Material Terms of Trading Arrangement"
       }
      }
     },
     "auth_ref": [
      "r708"
     ]
    },
    "shel_NAMGroningenGasFieldLitigationMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "NAMGroningenGasFieldLitigationMember",
     "presentation": [
      "http://www.shell.com/role/LegalproceedingsandcontingenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "NAM (Groningen gas field)",
        "label": "NAM (Groningen Gas Field) Litigation [Member]",
        "documentation": "NAM (Groningen Gas Field) Litigation"
       }
      }
     },
     "auth_ref": []
    },
    "country_NL": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/country/2025",
     "localname": "NL",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarbonpriceperregionDetails",
      "http://www.shell.com/role/LegalproceedingsandcontingenciesDetails",
      "http://www.shell.com/role/RetirementbenefitsNarrativeDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofAssumptionsforSensitivityAnalysisDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanAssetsDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanObligationsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "The Netherlands",
        "verboseLabel": "of which the Netherlands",
        "label": "NETHERLANDS"
       }
      }
     },
     "auth_ref": []
    },
    "country_NO": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/country/2025",
     "localname": "NO",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation4Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarbonpriceperregionDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Norway",
        "label": "NORWAY"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_NamedExecutiveOfficersFnTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "NamedExecutiveOfficersFnTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Named Executive Officers, Footnote [Text Block]",
        "terseLabel": "Named Executive Officers, Footnote"
       }
      }
     },
     "auth_ref": [
      "r681"
     ]
    },
    "srt_NaturalGasPerThousandCubicFeetMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/srt/2025",
     "localname": "NaturalGasPerThousandCubicFeetMember",
     "presentation": [
      "http://www.shell.com/role/RevenuesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Natural gas and NGL",
        "label": "Natural Gas and Natural Gas Liquids (NGL) [Member]",
        "documentation": "Flammable gas occurring naturally underground and liquid or liquefied hydrocarbon produced in manufacture, purification, and stabilization of natural gas (NGL)."
       }
      }
     },
     "auth_ref": [
      "r731",
      "r771",
      "r772"
     ]
    },
    "shel_NaturalGasPipelineSystemAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "NaturalGasPipelineSystemAxis",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Natural Gas Pipeline System [Axis]",
        "label": "Natural Gas Pipeline System [Axis]",
        "documentation": "Natural Gas Pipeline System"
       }
      }
     },
     "auth_ref": []
    },
    "shel_NaturalGasPipelineSystemDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "NaturalGasPipelineSystemDomain",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Natural Gas Pipeline System [Domain]",
        "label": "Natural Gas Pipeline System [Domain]",
        "documentation": "Natural Gas Pipeline System [Domain]"
       }
      }
     },
     "auth_ref": []
    },
    "shel_NederlandseAardolieMaatschappijBVMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "NederlandseAardolieMaatschappijBVMember",
     "presentation": [
      "http://www.shell.com/role/LegalproceedingsandcontingenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "NAM",
        "label": "Nederlandse Aardolie Maatschappij B.V. [Member]",
        "documentation": "Nederlandse Aardolie Maatschappij B.V."
       }
      }
     },
     "auth_ref": []
    },
    "shel_NetCarryingAmountsOfDerivativeContractsAtFairValue": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "NetCarryingAmountsOfDerivativeContractsAtFairValue",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsSummaryofNetCarryingAmountsofDerivativeContractsHeldDetails",
      "http://www.shell.com/role/FinancialinstrumentsSummaryofNetCarryingAmountsofDerivativeContractsMeasuredUsingPredominantlyUnobservableInputsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedTerseLabel": "Total",
        "negatedPeriodStartLabel": "Beginning balance",
        "negatedPeriodEndLabel": "Ending balance",
        "label": "Net Carrying Amounts Of Derivative Contracts At Fair Value",
        "documentation": "Net carrying amounts of derivative contracts at fair value."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_NetDebt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "NetDebt",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofNetDebtDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "periodStartLabel": "Beginning balance",
        "periodEndLabel": "End balance",
        "label": "Net debt"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of net debt of the entity."
       }
      }
     },
     "auth_ref": [
      "r781"
     ]
    },
    "ifrs-full_NetDefinedBenefitLiabilityAssetAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "NetDefinedBenefitLiabilityAssetAxis",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanAssetsDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanObligationsDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofRetirementBenefitsbyFinancialPositionDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Net defined benefit liability (asset) [axis]",
        "label": "Net defined benefit liability (asset) [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r31",
      "r373"
     ]
    },
    "ifrs-full_NetDefinedBenefitLiabilityAssetDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "NetDefinedBenefitLiabilityAssetDomain",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanAssetsDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanObligationsDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofRetirementBenefitsbyFinancialPositionDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Net defined benefit liability (asset) [domain]",
        "label": "Net defined benefit liability (asset) [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for the net defined benefit liability (asset). It also represents the standard value for the 'Net defined benefit liability (asset)' axis if no other member is used. [Refer: Net defined benefit liability (asset)]"
       }
      }
     },
     "auth_ref": [
      "r31",
      "r373"
     ]
    },
    "ifrs-full_NetFinancialAssetsSubjectToOffsettingEnforceableMasterNettingArrangementsOrSimilarAgreements": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "NetFinancialAssetsSubjectToOffsettingEnforceableMasterNettingArrangementsOrSimilarAgreements",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/FinancialinstrumentsScheduleofTradeandOtherReceivablesOtherPayablesandDerivativeFinancialInstrumentsDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsScheduleofTradeandOtherReceivablesOtherPayablesandDerivativeFinancialInstrumentsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Net amounts",
        "label": "Net financial assets subject to offsetting, enforceable master netting arrangements or similar agreements"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount remaining after deducting the amounts subject to an enforceable master netting arrangement or similar agreement that were not set off against financial assets, from the net amount of financial assets subject to offsetting or subject to an enforceable master netting arrangement or similar agreement presented in the statement of financial position."
       }
      }
     },
     "auth_ref": [
      "r222"
     ]
    },
    "ifrs-full_NetFinancialAssetsSubjectToOffsettingEnforceableMasterNettingArrangementsOrSimilarAgreementsInStatementOfFinancialPosition": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "NetFinancialAssetsSubjectToOffsettingEnforceableMasterNettingArrangementsOrSimilarAgreementsInStatementOfFinancialPosition",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/FinancialinstrumentsScheduleofTradeandOtherReceivablesOtherPayablesandDerivativeFinancialInstrumentsDetails": {
       "parentTag": "ifrs-full_NetFinancialAssetsSubjectToOffsettingEnforceableMasterNettingArrangementsOrSimilarAgreements",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsScheduleofTradeandOtherReceivablesOtherPayablesandDerivativeFinancialInstrumentsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Net amounts as presented",
        "label": "Net financial assets subject to offsetting, enforceable master netting arrangements or similar agreements in statement of financial position"
       }
      },
      "en": {
       "role": {
        "documentation": "The net amount of financial assets that are subject either to offsetting or to an enforceable master netting arrangement or similar agreement, presented in the statement of financial position. [Refer: Financial assets]"
       }
      }
     },
     "auth_ref": [
      "r221"
     ]
    },
    "ifrs-full_NetFinancialLiabilitiesSubjectToOffsettingEnforceableMasterNettingArrangementsOrSimilarAgreements": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "NetFinancialLiabilitiesSubjectToOffsettingEnforceableMasterNettingArrangementsOrSimilarAgreements",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/FinancialinstrumentsScheduleofTradeandOtherReceivablesOtherPayablesandDerivativeFinancialInstrumentsDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsScheduleofTradeandOtherReceivablesOtherPayablesandDerivativeFinancialInstrumentsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Net amounts",
        "label": "Net financial liabilities subject to offsetting, enforceable master netting arrangements or similar agreements"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount remaining after deducting the amounts subject to an enforceable master netting arrangement or similar agreement that were not set off against financial liabilities, from the net amount of financial liabilities subject to offsetting or subject to an enforceable master netting arrangement or similar agreement presented in the statement of financial position."
       }
      }
     },
     "auth_ref": [
      "r222"
     ]
    },
    "ifrs-full_NetFinancialLiabilitiesSubjectToOffsettingEnforceableMasterNettingArrangementsOrSimilarAgreementsInStatementOfFinancialPosition": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "NetFinancialLiabilitiesSubjectToOffsettingEnforceableMasterNettingArrangementsOrSimilarAgreementsInStatementOfFinancialPosition",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/FinancialinstrumentsScheduleofTradeandOtherReceivablesOtherPayablesandDerivativeFinancialInstrumentsDetails": {
       "parentTag": "ifrs-full_NetFinancialLiabilitiesSubjectToOffsettingEnforceableMasterNettingArrangementsOrSimilarAgreements",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsScheduleofTradeandOtherReceivablesOtherPayablesandDerivativeFinancialInstrumentsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Net amounts as presented",
        "label": "Net financial liabilities subject to offsetting, enforceable master netting arrangements or similar agreements in statement of financial position"
       }
      },
      "en": {
       "role": {
        "documentation": "The net amount of financial liabilities that are subject either to offsetting or to an enforceable master netting arrangement or similar agreement, presented in the statement of financial position. [Refer: Financial liabilities]"
       }
      }
     },
     "auth_ref": [
      "r221"
     ]
    },
    "shel_NetGainsLossesOnDerivativeContractsExcludingRealisedCommodityContractsBeforeTax": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "NetGainsLossesOnDerivativeContractsExcludingRealisedCommodityContractsBeforeTax",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Net (losses) gains on derivative contracts excluding realized commodity contracts, before tax",
        "label": "Net Gains (Losses) On Derivative Contracts Excluding Realised Commodity Contracts Before Tax",
        "documentation": "Net gains (losses) on derivative contracts excluding realised commodity contracts, before tax."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_NetIncomeLoss": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2025",
     "localname": "NetIncomeLoss",
     "crdr": "credit",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Net Income (Loss)",
        "terseLabel": "Net Income (Loss)"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_NetInvestmentInFinanceLease": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "NetInvestmentInFinanceLease",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/TradeandotherreceivablesMaturityAnalysisofFinanceLeaseReceivablesDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/TradeandotherreceivablesMaturityAnalysisofFinanceLeaseReceivablesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Net investment in leases",
        "label": "Net investment in finance lease"
       }
      },
      "en": {
       "role": {
        "documentation": "The gross investment in the finance lease discounted at the interest rate implicit in the lease. Finance lease is a lease that transfers substantially all the risks and rewards incidental to ownership of an underlying asset. Gross investment in the finance lease is the sum of: (a) the lease payments receivable by a lessor under a finance lease; and (b) any unguaranteed residual value accruing to the lessor. Interest rate implicit in the lease is the rate of interest that causes the present value of (a) the lease payments and (b) the unguaranteed residual value to equal to the sum of (i) the fair value of the underlying asset and (ii) the initial direct costs of the lessor."
       }
      }
     },
     "auth_ref": [
      "r181",
      "r328"
     ]
    },
    "shel_NigerianLitigationMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "NigerianLitigationMember",
     "presentation": [
      "http://www.shell.com/role/LegalproceedingsandcontingenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Nigerian",
        "label": "Nigerian Litigation [Member]",
        "documentation": "Nigerian Litigation [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "dei_NoTradingSymbolFlag": {
     "xbrltype": "trueItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "NoTradingSymbolFlag",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "No Trading Symbol Flag",
        "label": "No Trading Symbol Flag",
        "documentation": "Boolean flag that is true only for a security having no trading symbol."
       }
      }
     },
     "auth_ref": []
    },
    "shel_NonCurrentAssetsHeldForSaleAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "NonCurrentAssetsHeldForSaleAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Non-current assets held-for-sale [Abstract]",
        "documentation": "Non-current assets held-for-sale [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "shel_NonCurrentDebtMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "NonCurrentDebtMember",
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofNetDebtDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Non-current debt",
        "label": "Non Current Debt [Member]",
        "documentation": "Non current debt."
       }
      }
     },
     "auth_ref": []
    },
    "ecd_NonGaapMeasureDescriptionTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "NonGaapMeasureDescriptionTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Non-GAAP Measure Description [Text Block]",
        "terseLabel": "Non-GAAP Measure Description"
       }
      }
     },
     "auth_ref": [
      "r680"
     ]
    },
    "ecd_NonNeosMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "NonNeosMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Non-NEOs [Member]",
        "terseLabel": "Non-NEOs"
       }
      }
     },
     "auth_ref": [
      "r643",
      "r654",
      "r664",
      "r688",
      "r697"
     ]
    },
    "ecd_NonPeoNeoAvgCompActuallyPaidAmt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "NonPeoNeoAvgCompActuallyPaidAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Non-PEO NEO Average Compensation Actually Paid Amount",
        "terseLabel": "Non-PEO NEO Average Compensation Actually Paid Amount"
       }
      }
     },
     "auth_ref": [
      "r671"
     ]
    },
    "ecd_NonPeoNeoAvgTotalCompAmt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "NonPeoNeoAvgTotalCompAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Non-PEO NEO Average Total Compensation Amount",
        "terseLabel": "Non-PEO NEO Average Total Compensation Amount"
       }
      }
     },
     "auth_ref": [
      "r670"
     ]
    },
    "ecd_NonPeoNeoMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "NonPeoNeoMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Non-PEO NEO [Member]",
        "terseLabel": "Non-PEO NEO"
       }
      }
     },
     "auth_ref": [
      "r688"
     ]
    },
    "ecd_NonRule10b51ArrAdoptedFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "NonRule10b51ArrAdoptedFlag",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Non-Rule 10b5-1 Arrangement Adopted [Flag]",
        "terseLabel": "Non-Rule 10b5-1 Arrangement Adopted"
       }
      }
     },
     "auth_ref": [
      "r708"
     ]
    },
    "ecd_NonRule10b51ArrTrmntdFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "NonRule10b51ArrTrmntdFlag",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Non-Rule 10b5-1 Arrangement Terminated [Flag]",
        "terseLabel": "Non-Rule 10b5-1 Arrangement Terminated"
       }
      }
     },
     "auth_ref": [
      "r708"
     ]
    },
    "ifrs-full_NonadjustingEventsAfterReportingPeriodAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "NonadjustingEventsAfterReportingPeriodAxis",
     "presentation": [
      "http://www.shell.com/role/DividendsNarrativeDetails",
      "http://www.shell.com/role/PostbalancesheeteventsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Non-adjusting events after reporting period [axis]",
        "label": "Non-adjusting events after reporting period [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r1",
      "r352"
     ]
    },
    "ifrs-full_NonadjustingEventsAfterReportingPeriodDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "NonadjustingEventsAfterReportingPeriodDomain",
     "presentation": [
      "http://www.shell.com/role/DividendsNarrativeDetails",
      "http://www.shell.com/role/PostbalancesheeteventsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Non-adjusting events after reporting period [domain]",
        "label": "Non-adjusting events after reporting period [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for events that occur between the end of the reporting period and the date when the financial statements are authorised for issue and are indicative of conditions that arose after the reporting period. It also represents the standard value for the 'Non-adjusting events after reporting period' axis if no other member is used."
       }
      }
     },
     "auth_ref": [
      "r1",
      "r352"
     ]
    },
    "ifrs-full_NoncontrollingInterests": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "NoncontrollingInterests",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET": {
       "parentTag": "ifrs-full_Equity",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Non-controlling interest",
        "label": "Non-controlling interests"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of equity in a subsidiary not attributable, directly or indirectly, to a parent. [Refer: Total for all subsidiaries [member]]"
       }
      }
     },
     "auth_ref": [
      "r133",
      "r135",
      "r503"
     ]
    },
    "ifrs-full_NoncontrollingInterestsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "NoncontrollingInterestsMember",
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCHANGESINEQUITY"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Non- controlling interest [C]",
        "label": "Non-controlling interests [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for equity in a subsidiary not attributable, directly or indirectly, to the parent."
       }
      }
     },
     "auth_ref": [
      "r486"
     ]
    },
    "ifrs-full_NoncurrentAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "NoncurrentAssets",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET": {
       "parentTag": "ifrs-full_Assets",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/AssetsheldforsaleDetails",
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Non-current assets",
        "label": "Non-current assets"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of assets that do not meet the definition of current assets. [Refer: Current assets]"
       }
      }
     },
     "auth_ref": [
      "r140",
      "r509",
      "r562"
     ]
    },
    "ifrs-full_NoncurrentAssetsAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "NoncurrentAssetsAbstract",
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Non-current assets",
        "label": "Non-current assets [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_NoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "NoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET": {
       "parentTag": "ifrs-full_CurrentAssets",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Assets classified as held for sale",
        "label": "Non-current assets or disposal groups classified as held for sale or as held for distribution to owners"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of non-current assets or disposal groups classified as held for sale or as held for distribution to owners. [Refer: Non-current assets or disposal groups classified as held for distribution to owners; Non-current assets or disposal groups classified as held for sale]"
       }
      }
     },
     "auth_ref": [
      "r498"
     ]
    },
    "ifrs-full_NoncurrentDerivativeFinancialAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "NoncurrentDerivativeFinancialAssets",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET": {
       "parentTag": "ifrs-full_NoncurrentAssets",
       "weight": 1.0,
       "order": 8.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Derivative financial instruments",
        "label": "Non-current derivative financial assets"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of non-current derivative financial assets. [Refer: Derivative financial assets]"
       }
      }
     },
     "auth_ref": [
      "r784"
     ]
    },
    "ifrs-full_NoncurrentDerivativeFinancialLiabilities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "NoncurrentDerivativeFinancialLiabilities",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET": {
       "parentTag": "ifrs-full_NoncurrentLiabilities",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Derivative financial instruments",
        "label": "Non-current derivative financial liabilities"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of non-current derivative financial liabilities. [Refer: Derivative financial liabilities]"
       }
      }
     },
     "auth_ref": [
      "r784"
     ]
    },
    "ifrs-full_NoncurrentFinanceLeaseReceivables": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "NoncurrentFinanceLeaseReceivables",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/TradeandotherreceivablesSummaryofTradeandOtherReceivablesDetails": {
       "parentTag": "ifrs-full_NoncurrentReceivables",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/TradeandotherreceivablesSummaryofTradeandOtherReceivablesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Lease receivables",
        "label": "Non-current finance lease receivables"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of non-current finance lease receivables. [Refer: Finance lease receivables]"
       }
      }
     },
     "auth_ref": [
      "r784"
     ]
    },
    "ifrs-full_NoncurrentLiabilities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "NoncurrentLiabilities",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET": {
       "parentTag": "ifrs-full_Liabilities",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/AssetsheldforsaleDetails",
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Non-current liabilities",
        "label": "Non-current liabilities"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of liabilities that do not meet the definition of current liabilities. [Refer: Current liabilities]"
       }
      }
     },
     "auth_ref": [
      "r142",
      "r510",
      "r562"
     ]
    },
    "ifrs-full_NoncurrentLiabilitiesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "NoncurrentLiabilitiesAbstract",
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Non-current liabilities",
        "label": "Non-current liabilities [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_NoncurrentPayables": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "NoncurrentPayables",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/AssetsheldforsaleDetails": {
       "parentTag": "ifrs-full_TradeAndOtherPayables",
       "weight": 1.0,
       "order": 1.0
      },
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET": {
       "parentTag": "ifrs-full_NoncurrentLiabilities",
       "weight": 1.0,
       "order": 2.0
      },
      "http://www.shell.com/role/TradeandotherpayablesSummaryofDetailedInformationAboutTradeandOtherPayablesDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/AssetsheldforsaleDetails",
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET",
      "http://www.shell.com/role/TradeandotherpayablesSummaryofDetailedInformationAboutTradeandOtherPayablesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Trade and other payables",
        "verboseLabel": "Trade and other non-current payables",
        "totalLabel": "Total, non-current",
        "label": "Trade and other non-current payables"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of non-current trade payables and non-current other payables. [Refer: Other non-current payables; Non-current trade payables]"
       }
      }
     },
     "auth_ref": [
      "r499"
     ]
    },
    "ifrs-full_NoncurrentPayablesToRelatedParties": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "NoncurrentPayablesToRelatedParties",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/TradeandotherpayablesSummaryofDetailedInformationAboutTradeandOtherPayablesDetails": {
       "parentTag": "ifrs-full_NoncurrentPayables",
       "weight": 1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/TradeandotherpayablesSummaryofDetailedInformationAboutTradeandOtherPayablesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Amounts due to joint ventures and associates, non-current",
        "label": "Non-current payables to related parties"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of non-current payables due to related parties. [Refer: Total for all related parties [member]; Payables to related parties]"
       }
      }
     },
     "auth_ref": [
      "r786"
     ]
    },
    "ifrs-full_NoncurrentPayablesToTradeSuppliers": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "NoncurrentPayablesToTradeSuppliers",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/TradeandotherpayablesSummaryofDetailedInformationAboutTradeandOtherPayablesDetails": {
       "parentTag": "ifrs-full_NoncurrentPayables",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/TradeandotherpayablesSummaryofDetailedInformationAboutTradeandOtherPayablesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Trade payables, non-current",
        "label": "Non-current trade payables"
       }
      },
      "en": {
       "role": {
        "documentation": "The non-current amount of payment due to suppliers for goods and services used in the entity's business. [Refer: Trade payables]"
       }
      }
     },
     "auth_ref": [
      "r786"
     ]
    },
    "shel_NoncurrentPrepaymentsAndNoncurrentAccruedIncome": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "NoncurrentPrepaymentsAndNoncurrentAccruedIncome",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/TradeandotherreceivablesSummaryofTradeandOtherReceivablesDetails": {
       "parentTag": "ifrs-full_NoncurrentReceivables",
       "weight": 1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/TradeandotherreceivablesSummaryofTradeandOtherReceivablesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Prepayments and deferred charges",
        "label": "Non-current prepayments and non-current accrued income",
        "documentation": "The amount of non-current prepayments and non-current accrued income. [Refer: Prepayments; Accrued income]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_NoncurrentReceivables": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "NoncurrentReceivables",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/AssetsheldforsaleDetails": {
       "parentTag": "ifrs-full_TradeAndOtherReceivables",
       "weight": 1.0,
       "order": 2.0
      },
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET": {
       "parentTag": "ifrs-full_NoncurrentAssets",
       "weight": 1.0,
       "order": 7.0
      },
      "http://www.shell.com/role/TradeandotherreceivablesSummaryofTradeandOtherReceivablesDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/AssetsheldforsaleDetails",
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET",
      "http://www.shell.com/role/TradeandotherreceivablesSummaryofTradeandOtherReceivablesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Trade and other receivables",
        "totalLabel": "Total",
        "verboseLabel": "Trade and other non-current receivables",
        "label": "Trade and other non-current receivables"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of non-current trade receivables and non-current other receivables. [Refer: Non-current trade receivables; Other non-current receivables]"
       }
      }
     },
     "auth_ref": [
      "r475",
      "r496",
      "r512"
     ]
    },
    "ifrs-full_NoncurrentReceivablesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "NoncurrentReceivablesAbstract",
     "presentation": [
      "http://www.shell.com/role/TradeandotherreceivablesSummaryofTradeandOtherReceivablesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Non-current",
        "label": "Trade and other non-current receivables [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_NoncurrentReceivablesDueFromRelatedParties": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "NoncurrentReceivablesDueFromRelatedParties",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/TradeandotherreceivablesSummaryofTradeandOtherReceivablesDetails": {
       "parentTag": "ifrs-full_NoncurrentReceivables",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/TradeandotherreceivablesSummaryofTradeandOtherReceivablesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Amounts due from joint ventures and associates",
        "label": "Non-current receivables due from related parties"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of non-current receivables due from related parties. [Refer: Total for all related parties [member]]"
       }
      }
     },
     "auth_ref": [
      "r605",
      "r613"
     ]
    },
    "ifrs-full_NoncurrentRecognisedAssetsDefinedBenefitPlan": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "NoncurrentRecognisedAssetsDefinedBenefitPlan",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/RetirementbenefitsSummaryofRetirementBenefitsbyFinancialPositionDetails": {
       "parentTag": "ifrs-full_LiabilityAssetOfDefinedBenefitPlans",
       "weight": -1.0,
       "order": 1.0
      },
      "http://www.shell.com/role/AssetsheldforsaleDetails": {
       "parentTag": "ifrs-full_RecognisedAssetsDefinedBenefitPlan",
       "weight": 1.0,
       "order": 2.0
      },
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET": {
       "parentTag": "ifrs-full_NoncurrentAssets",
       "weight": 1.0,
       "order": 6.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/AssetsheldforsaleDetails",
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET",
      "http://www.shell.com/role/RetirementbenefitsSummaryofRetirementBenefitsbyFinancialPositionDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Retirement benefits",
        "netLabel": "Retirement benefit assets",
        "verboseLabel": "Non-current assets",
        "label": "Non-current net defined benefit asset"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of non-current net defined benefit asset. [Refer: Net defined benefit asset]"
       }
      }
     },
     "auth_ref": [
      "r784"
     ]
    },
    "ifrs-full_NoncurrentRecognisedLiabilitiesDefinedBenefitPlan": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "NoncurrentRecognisedLiabilitiesDefinedBenefitPlan",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/RetirementbenefitsSummaryofRetirementBenefitsbyFinancialPositionDetails": {
       "parentTag": "ifrs-full_LiabilityAssetOfDefinedBenefitPlans",
       "weight": 1.0,
       "order": 2.0
      },
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET": {
       "parentTag": "ifrs-full_NoncurrentLiabilities",
       "weight": 1.0,
       "order": 5.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/AssetsheldforsaleDetails",
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET",
      "http://www.shell.com/role/RetirementbenefitsSummaryofRetirementBenefitsbyFinancialPositionDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Retirement benefits",
        "verboseLabel": "Retirement benefit liabilities",
        "negatedTerseLabel": "Non-current liabilities:",
        "label": "Non-current net defined benefit liability"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of non-current net defined benefit liability. [Refer: Net defined benefit liability]"
       }
      }
     },
     "auth_ref": [
      "r784"
     ]
    },
    "ifrs-full_NoncurrentTradeReceivables": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "NoncurrentTradeReceivables",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/TradeandotherreceivablesSummaryofTradeandOtherReceivablesDetails": {
       "parentTag": "ifrs-full_NoncurrentReceivables",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/TradeandotherreceivablesSummaryofTradeandOtherReceivablesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Trade receivables",
        "label": "Non-current trade receivables"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of non-current trade receivables. [Refer: Trade receivables]"
       }
      }
     },
     "auth_ref": [
      "r605",
      "r613"
     ]
    },
    "ifrs-full_NonderivativeFinancialLiabilitiesUndiscountedCashFlows": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "NonderivativeFinancialLiabilitiesUndiscountedCashFlows",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/DebtScheduleofDifferenceinContractualCashFlowsforDebtExcludingFinanceLeaseLiabilitieswiththeCarryingAmountDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofDifferenceinContractualCashFlowsforDebtExcludingFinanceLeaseLiabilitieswiththeCarryingAmountDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Total (excluding interest)",
        "label": "Non-derivative financial liabilities, undiscounted cash flows"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of contractual undiscounted cash flows in relation to non-derivative financial liabilities."
       }
      }
     },
     "auth_ref": [
      "r246",
      "r454"
     ]
    },
    "shel_NormalisedFreeCashFlowGrowthPerShare": {
     "xbrltype": "pureItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "NormalisedFreeCashFlowGrowthPerShare",
     "presentation": [
      "http://www.shell.com/role/CapitalmanagementDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Normalised free cash flow (nFCF) growth per share",
        "label": "Normalised Free Cash Flow Growth Per Share",
        "documentation": "Normalised Free Cash Flow Growth Per Share"
       }
      }
     },
     "auth_ref": []
    },
    "shel_NorthAmericaGasAndPowerMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "NorthAmericaGasAndPowerMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsScheduleofValueatRiskPretaxDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "North America gas and power",
        "label": "North America Gas And Power [Member]",
        "documentation": "North America gas and power."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_NotLaterThanOneYearMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "NotLaterThanOneYearMember",
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofDifferenceinContractualCashFlowsforDebtExcludingFinanceLeaseLiabilitieswiththeCarryingAmountDetails",
      "http://www.shell.com/role/DecommissioningandotherprovisionsMaturityanalysisDetails",
      "http://www.shell.com/role/FinancialinstrumentsContractualMaturitiesofDerivativeLiabilitiesDetails",
      "http://www.shell.com/role/LeasesScheduleofFutureLeasePaymentsUnderLeaseContractsDetails",
      "http://www.shell.com/role/TaxationExpectedexpirationoftaxlossesDetails",
      "http://www.shell.com/role/TradeandotherreceivablesMaturityAnalysisofFinanceLeaseReceivablesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Less than 1 year",
        "label": "Not later than one year [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for a time band of not later than one year."
       }
      }
     },
     "auth_ref": [
      "r181",
      "r183",
      "r194",
      "r324",
      "r329",
      "r507",
      "r581",
      "r587"
     ]
    },
    "shel_NumberOfCasesPending": {
     "xbrltype": "integerItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "NumberOfCasesPending",
     "presentation": [
      "http://www.shell.com/role/LegalproceedingsandcontingenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Number of cases pending",
        "label": "Number Of Cases Pending",
        "documentation": "Number of cases pending."
       }
      }
     },
     "auth_ref": []
    },
    "shel_NumberOfClaimsFiled": {
     "xbrltype": "integerItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "NumberOfClaimsFiled",
     "presentation": [
      "http://www.shell.com/role/LegalproceedingsandcontingenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Number of claims filed",
        "label": "Number Of Claims Filed",
        "documentation": "Number Of Claims Filed"
       }
      }
     },
     "auth_ref": []
    },
    "shel_NumberOfClaimsReceived": {
     "xbrltype": "integerItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "NumberOfClaimsReceived",
     "presentation": [
      "http://www.shell.com/role/LegalproceedingsandcontingenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Number of claims received (more than)",
        "label": "Number Of Claims Received",
        "documentation": "Number Of Claims Received"
       }
      }
     },
     "auth_ref": []
    },
    "shel_NumberOfConsecutiveQuartersOfShareBuybacks": {
     "xbrltype": "decimalItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "NumberOfConsecutiveQuartersOfShareBuybacks",
     "presentation": [
      "http://www.shell.com/role/CapitalmanagementDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Number of consecutive quarters of share buybacks",
        "label": "Number of Consecutive Quarters of Share Buybacks",
        "documentation": "Number of Consecutive Quarters of Share Buybacks"
       }
      }
     },
     "auth_ref": []
    },
    "shel_NumberOfDefinedBenefitPlansClosedToNewEmployees": {
     "xbrltype": "integerItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "NumberOfDefinedBenefitPlansClosedToNewEmployees",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Defined benefit plans closed to new employees",
        "label": "Number Of Defined Benefit Plans Closed To New Employees",
        "documentation": "Number Of Defined Benefit Plans Closed To New Employees"
       }
      }
     },
     "auth_ref": []
    },
    "shel_NumberOfDefinedBenefitPlansFundedFinalSalaryPensionArrangements": {
     "xbrltype": "integerItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "NumberOfDefinedBenefitPlansFundedFinalSalaryPensionArrangements",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Defined benefit plans funded by final salary pension arrangements",
        "label": "Number Of Defined Benefit Plans Funded Final Salary Pension Arrangements",
        "documentation": "Number Of Defined Benefit Plans Funded Final Salary Pension Arrangements"
       }
      }
     },
     "auth_ref": []
    },
    "shel_NumberOfDefinedBenefitPlansOpenToNewMembers": {
     "xbrltype": "integerItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "NumberOfDefinedBenefitPlansOpenToNewMembers",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Defined benefit plans open to new members",
        "label": "Number Of Defined Benefit Plans Open To New Members",
        "documentation": "Number Of Defined Benefit Plans Open To New Members"
       }
      }
     },
     "auth_ref": []
    },
    "shel_NumberOfDefinedBenefitPlansThatCannotBeNetted": {
     "xbrltype": "integerItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "NumberOfDefinedBenefitPlansThatCannotBeNetted",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Number of defined benefit plans that\u00a0cannot be netted",
        "label": "Number Of Defined Benefit Plans That\u00a0Cannot Be Netted",
        "documentation": "Number Of Defined Benefit Plans That\u00a0Cannot Be Netted"
       }
      }
     },
     "auth_ref": []
    },
    "shel_NumberOfDirectorsWithRetirementBenefitsAccruedInRespectOfQualifyingServices": {
     "xbrltype": "integerItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "NumberOfDirectorsWithRetirementBenefitsAccruedInRespectOfQualifyingServices",
     "presentation": [
      "http://www.shell.com/role/DirectorsandseniormanagementNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Number of directors with retirement benefits accrued in respect of qualifying services under defined benefit plans",
        "label": "Number Of Directors With Retirement Benefits Accrued In Respect Of Qualifying Services",
        "documentation": "Number of directors."
       }
      }
     },
     "auth_ref": []
    },
    "shel_NumberOfDisposedConvertedOrClosedRefineries": {
     "xbrltype": "integerItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "NumberOfDisposedConvertedOrClosedRefineries",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation5Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Number of closed refineries",
        "label": "Number Of Disposed, Converted, Or Closed Refineries",
        "documentation": "Number Of Disposed, Converted, Or Closed Refineries"
       }
      }
     },
     "auth_ref": []
    },
    "shel_NumberOfExternalPriceOutlooks": {
     "xbrltype": "integerItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "NumberOfExternalPriceOutlooks",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation2Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Number of external price outlooks",
        "label": "Number Of External Price Outlooks",
        "documentation": "Number Of External Price Outlooks"
       }
      }
     },
     "auth_ref": []
    },
    "shel_NumberOfMainCompetitors": {
     "xbrltype": "integerItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "NumberOfMainCompetitors",
     "presentation": [
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Main competitors",
        "label": "Number Of Main Competitors",
        "documentation": "Number Of Main Competitors"
       }
      }
     },
     "auth_ref": []
    },
    "shel_NumberOfNewWellsInProcessOfDrilling": {
     "xbrltype": "integerItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "NumberOfNewWellsInProcessOfDrilling",
     "presentation": [
      "http://www.shell.com/role/PropertyplantandequipmentNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Number of projects awaiting further development concepts",
        "label": "Number Of New Wells In Process Of Drilling",
        "documentation": "Number of new wells in process of drilling."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_NumberOfOutstandingShareOptions": {
     "xbrltype": "decimalItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "NumberOfOutstandingShareOptions",
     "presentation": [
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustScheduleofShareAwardsUnderthePSPandLTIPDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "periodStartLabel": "Beginning balance (in shares)",
        "periodEndLabel": "Ending balance (in shares)",
        "label": "Number of share options outstanding in share-based payment arrangement"
       }
      },
      "en": {
       "role": {
        "documentation": "The number of share options outstanding in a share-based payment arrangement."
       }
      }
     },
     "auth_ref": [
      "r197",
      "r200",
      "r202",
      "r414",
      "r417"
     ]
    },
    "shel_NumberOfPetitionsToPreserveTestimonyPending": {
     "xbrltype": "integerItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "NumberOfPetitionsToPreserveTestimonyPending",
     "presentation": [
      "http://www.shell.com/role/LegalproceedingsandcontingenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Number of petitions pending",
        "label": "Number Of Petitions To Preserve Testimony Pending",
        "documentation": "Number Of Petitions To Preserve Testimony Pending"
       }
      }
     },
     "auth_ref": []
    },
    "shel_NumberOfRefineries": {
     "xbrltype": "integerItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "NumberOfRefineries",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation5Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Number of assets",
        "label": "Number Of Refineries",
        "documentation": "Number Of Refineries"
       }
      }
     },
     "auth_ref": []
    },
    "shel_NumberOfRefineriesInWhichSoleOwnershipWasAssumed": {
     "xbrltype": "integerItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "NumberOfRefineriesInWhichSoleOwnershipWasAssumed",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation5Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Number of refineries assumed",
        "label": "Number of Refineries In Which Sole Ownership Was Assumed",
        "documentation": "Number of Refineries In Which Sole Ownership Was Assumed"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_NumberOfShareOptionsForfeitedInSharebasedPaymentArrangement": {
     "xbrltype": "decimalItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "NumberOfShareOptionsForfeitedInSharebasedPaymentArrangement",
     "presentation": [
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustScheduleofShareAwardsUnderthePSPandLTIPDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedLabel": "Forfeited (in shares)",
        "label": "Number of share options forfeited in share-based payment arrangement"
       }
      },
      "en": {
       "role": {
        "documentation": "The number of share options forfeited in a share-based payment arrangement."
       }
      }
     },
     "auth_ref": [
      "r199",
      "r416"
     ]
    },
    "ifrs-full_NumberOfShareOptionsGrantedInSharebasedPaymentArrangement": {
     "xbrltype": "decimalItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "NumberOfShareOptionsGrantedInSharebasedPaymentArrangement",
     "presentation": [
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustNarrativeDetails",
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustScheduleofShareAwardsUnderthePSPandLTIPDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Granted (in shares)",
        "label": "Number of share options granted in share-based payment arrangement"
       }
      },
      "en": {
       "role": {
        "documentation": "The number of share options granted in a share-based payment arrangement."
       }
      }
     },
     "auth_ref": [
      "r198",
      "r415"
     ]
    },
    "shel_NumberOfShareOptionsOutstanding": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "NumberOfShareOptionsOutstanding",
     "presentation": [
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Number of share options outstanding (in shares)",
        "label": "Number Of Share Options Outstanding",
        "documentation": "Number of share options outstanding."
       }
      }
     },
     "auth_ref": []
    },
    "shel_NumberOfShareOptionsVestedInSharebasedPaymentArrangement": {
     "xbrltype": "decimalItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "NumberOfShareOptionsVestedInSharebasedPaymentArrangement",
     "presentation": [
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustScheduleofShareAwardsUnderthePSPandLTIPDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedTerseLabel": "Vested (in shares)",
        "label": "Number Of Share Options Vested In Share-based Payment Arrangement",
        "documentation": "Number of share options vested in share-based payment arrangement."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_NumberOfSharesAuthorised": {
     "xbrltype": "sharesItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "NumberOfSharesAuthorised",
     "presentation": [
      "http://www.shell.com/role/SharecapitalNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Common stock, shares authorised (in shares)",
        "label": "Number of shares authorised"
       }
      },
      "en": {
       "role": {
        "documentation": "The number of shares authorised."
       }
      }
     },
     "auth_ref": [
      "r336",
      "r465",
      "r515"
     ]
    },
    "ifrs-full_NumberOfSharesIssuedAndFullyPaid": {
     "xbrltype": "sharesItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "NumberOfSharesIssuedAndFullyPaid",
     "presentation": [
      "http://www.shell.com/role/SharecapitalSummaryofIssuedandFullyPaidOrdinarySharesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "periodStartLabel": "Beginning balance (in shares)",
        "periodEndLabel": "Ending balance (in shares)",
        "label": "Number of shares issued and fully paid"
       }
      },
      "en": {
       "role": {
        "documentation": "The number of shares issued by the entity, for which full payment has been received."
       }
      }
     },
     "auth_ref": [
      "r337",
      "r466",
      "r516"
     ]
    },
    "shel_NumberOfSharesRepurchased": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "NumberOfSharesRepurchased",
     "presentation": [
      "http://www.shell.com/role/SharecapitalSummaryofIssuedandFullyPaidOrdinarySharesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedLabel": "Repurchases of shares (in shares)",
        "label": "Number Of Shares Repurchased",
        "documentation": "Number of shares repurchased."
       }
      }
     },
     "auth_ref": []
    },
    "shel_NumberOfShellGroupEntitiesNamedInCourtClaim": {
     "xbrltype": "integerItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "NumberOfShellGroupEntitiesNamedInCourtClaim",
     "presentation": [
      "http://www.shell.com/role/LegalproceedingsandcontingenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Number of Shell-group entities named in court claim",
        "label": "Number of Shell-group Entities Named in Court Claim",
        "documentation": "Number of Shell-group Entities Named in Court Claim"
       }
      }
     },
     "auth_ref": []
    },
    "shel_NumberOfWellsInProcessOfExploratoryDrilling": {
     "xbrltype": "integerItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "NumberOfWellsInProcessOfExploratoryDrilling",
     "presentation": [
      "http://www.shell.com/role/PropertyplantandequipmentNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Number of projects where drilling activities were underway",
        "label": "Number Of Wells In Process Of Exploratory Drilling",
        "documentation": "Number of wells in process of exploratory drilling."
       }
      }
     },
     "auth_ref": []
    },
    "shel_OilPriceForecastYearsAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "OilPriceForecastYearsAxis",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionMidPriceOutlookDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Oil Price Forecast Years [Axis]",
        "label": "Oil Price Forecast Years [Axis]",
        "documentation": "Oil Price Forecast Years"
       }
      }
     },
     "auth_ref": []
    },
    "shel_OilPriceForecastYearsDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "OilPriceForecastYearsDomain",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionMidPriceOutlookDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Oil Price Forecast Years [Domain]",
        "label": "Oil Price Forecast Years [Domain]",
        "documentation": "Oil Price Forecast Years"
       }
      }
     },
     "auth_ref": []
    },
    "shel_OilProductsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "OilProductsMember",
     "presentation": [
      "http://www.shell.com/role/RevenuesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Oil products",
        "label": "Oil Products [Member]",
        "documentation": "Oil Products"
       }
      }
     },
     "auth_ref": []
    },
    "shel_OilProductsSegmentMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "OilProductsSegmentMember",
     "presentation": [
      "http://www.shell.com/role/GoodwillandotherintangibleassetsNarrativeDetails",
      "http://www.shell.com/role/JointventuresandassociatesSummaryofTransactionsWithJointVenturesandAssociatesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Oil Products",
        "label": "Oil Products Segment [Member]",
        "documentation": "Oil Products Segment"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_OnerousContractsProvision": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "OnerousContractsProvision",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Onerous contracts provision",
        "label": "Onerous contracts provision"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of provision for onerous contracts. An onerous contract is a contract in which the unavoidable costs of meeting the obligation under the contract exceed the economic benefits expected to be received under it. [Refer: Other provisions]"
       }
      }
     },
     "auth_ref": [
      "r549"
     ]
    },
    "ifrs-full_OnerousContractsProvisionMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "OnerousContractsProvisionMember",
     "presentation": [
      "http://www.shell.com/role/DecommissioningandotherprovisionsNarrativeDetails",
      "http://www.shell.com/role/DecommissioningandotherprovisionsSummaryofDecommissioningandOtherProvisionsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Onerous contracts",
        "label": "Onerous contracts provision [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for a provision for onerous contracts. [Refer: Onerous contracts provision]"
       }
      }
     },
     "auth_ref": [
      "r549"
     ]
    },
    "ifrs-full_OperatingExpense": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "OperatingExpense",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Operating expenses, of which:",
        "label": "Operating expense"
       }
      }
     },
     "auth_ref": [
      "r788"
     ]
    },
    "shel_OperatingRevenuesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "OperatingRevenuesAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Operating revenues [Abstract]",
        "documentation": "Operating revenues [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "shel_OperatingSegmentsAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "OperatingSegmentsAbstract",
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Operating Segments [Abstract]",
        "label": "Operating Segments [Abstract]",
        "documentation": "Operating Segments [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_OperatingSegmentsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "OperatingSegmentsMember",
     "presentation": [
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Operating segments",
        "label": "Operating segments [member]"
       }
      }
     },
     "auth_ref": [
      "r276"
     ]
    },
    "shel_OrdinarySharesIssueMandateMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "OrdinarySharesIssueMandateMember",
     "presentation": [
      "http://www.shell.com/role/SharecapitalNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Ordinary shares issue mandate",
        "label": "Ordinary Shares Issue Mandate [Member]",
        "documentation": "Ordinary shares issue mandate."
       }
      }
     },
     "auth_ref": []
    },
    "shel_OrdinarySharesIssuedAndFullyPaidValue": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "OrdinarySharesIssuedAndFullyPaidValue",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/SharecapitalSummaryofIssuedandFullyPaidOrdinarySharesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "periodStartLabel": "Beginning balance",
        "periodEndLabel": "Ending balance",
        "label": "Ordinary Shares Issued And Fully Paid Value",
        "documentation": "Ordinary shares issued and fully paid value."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_OrdinarySharesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "OrdinarySharesMember",
     "presentation": [
      "http://www.shell.com/role/CoverPage",
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustNarrativeDetails",
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustScheduleofShareAwardsUnderthePSPandLTIPDetails",
      "http://www.shell.com/role/SharecapitalSummaryofIssuedandFullyPaidOrdinarySharesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "netLabel": "Ordinary shares with a nominal value of \u20ac0.07 each",
        "terseLabel": "Nominal value $ million",
        "verboseLabel": "Number of ordinary shares (million)",
        "label": "Ordinary shares [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for equity instruments that are subordinate to all other classes of equity instruments."
       }
      }
     },
     "auth_ref": [
      "r787"
     ]
    },
    "shel_OtherAmericasMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "OtherAmericasMember",
     "presentation": [
      "http://www.shell.com/role/SegmentinformationSummaryofInformationbyGeographicalAreaDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Other Americas",
        "label": "Other Americas [Member]",
        "documentation": "Other Americas."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_OtherAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "OtherAssets",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation5Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Other assets",
        "label": "Other assets"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of assets that the entity does not separately disclose in the same statement or note."
       }
      }
     },
     "auth_ref": [
      "r784"
     ]
    },
    "ifrs-full_OtherAssetsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "OtherAssetsMember",
     "presentation": [
      "http://www.shell.com/role/LeasesSummaryofRightofuseAssetsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Other",
        "label": "Other assets [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for assets that the entity does not separately disclose in the same statement or note."
       }
      }
     },
     "auth_ref": [
      "r570",
      "r597"
     ]
    },
    "shel_OtherChemicalAndProductionAssetsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "OtherChemicalAndProductionAssetsMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarryingamountsofassetsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Other",
        "label": "Other Chemical And Production Assets [Member]",
        "documentation": "Other Chemical And Production Assets"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_OtherComprehensiveIncome": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "OtherComprehensiveIncome",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/OtherreservesSummaryofAccumulatedOtherComprehensiveIncomeAttributabletoRoyalDutchShellplcShareholdersDetails": {
       "parentTag": "shel_AccumulatedOtherComprehensiveIncomeAttributableToOwnersOfParent",
       "weight": 1.0,
       "order": 1.0
      },
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOME": {
       "parentTag": "ifrs-full_ComprehensiveIncome",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOME",
      "http://www.shell.com/role/OtherreservesSummaryofAccumulatedOtherComprehensiveIncomeAttributabletoRoyalDutchShellplcShareholdersDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Other comprehensive income/(loss) for the period",
        "label": "Other comprehensive income"
       }
      }
     },
     "auth_ref": [
      "r145",
      "r483",
      "r522",
      "r532"
     ]
    },
    "ifrs-full_OtherComprehensiveIncomeAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "OtherComprehensiveIncomeAbstract",
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOME"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Other comprehensive income/(loss) net of tax",
        "label": "Other comprehensive income [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "shel_OtherComprehensiveIncomeBeforeShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodNetOfTax": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "OtherComprehensiveIncomeBeforeShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodNetOfTax",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/OtherreservesSummaryofAccumulatedOtherComprehensiveIncomeAttributabletoRoyalDutchShellplcShareholdersDetails": {
       "parentTag": "ifrs-full_OtherComprehensiveIncome",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/OtherreservesSummaryofAccumulatedOtherComprehensiveIncomeAttributabletoRoyalDutchShellplcShareholdersDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Total, net of tax",
        "label": "Other Comprehensive Income Before Share Of Other Comprehensive Income Of Associates And Joint Ventures Accounted For Using Equity Method, Net Of Tax",
        "documentation": "Other Comprehensive Income Before Share Of Other Comprehensive Income Of Associates And Joint Ventures Accounted For Using Equity Method, Net Of Tax"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_OtherComprehensiveIncomeNetOfTaxCashFlowHedges": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "OtherComprehensiveIncomeNetOfTaxCashFlowHedges",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOME": {
       "parentTag": "ifrs-full_OtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTax",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOME"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Cash flow hedging (losses)/gains",
        "label": "Other comprehensive income, net of tax, cash flow hedges"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of other comprehensive income, net of tax, after reclassification adjustments, related to cash flow hedges. [Refer: Cash flow hedges [member]; Other comprehensive income]"
       }
      }
     },
     "auth_ref": [
      "r511",
      "r532"
     ]
    },
    "ifrs-full_OtherComprehensiveIncomeNetOfTaxChangeInValueOfForeignCurrencyBasisSpreads": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "OtherComprehensiveIncomeNetOfTaxChangeInValueOfForeignCurrencyBasisSpreads",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOME": {
       "parentTag": "ifrs-full_OtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTax",
       "weight": 1.0,
       "order": 5.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOME"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Deferred cost of hedging",
        "label": "Other comprehensive income, net of tax, change in value of foreign currency basis spreads"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of other comprehensive income, net of tax, after reclassification adjustments, related to change in value of foreign currency basis spreads. [Refer: Other comprehensive income]"
       }
      }
     },
     "auth_ref": [
      "r511",
      "r532"
     ]
    },
    "ifrs-full_OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOME": {
       "parentTag": "ifrs-full_OtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTax",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOME"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Currency translation differences",
        "label": "Other comprehensive income, net of tax, exchange differences on translation of foreign operations"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of other comprehensive income, net of tax, after reclassification adjustments, related to exchange differences when financial statements of foreign operations are translated. [Refer: Other comprehensive income]"
       }
      }
     },
     "auth_ref": [
      "r511",
      "r532"
     ]
    },
    "ifrs-full_OtherComprehensiveIncomeNetOfTaxFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncome": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "OtherComprehensiveIncomeNetOfTaxFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncome",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOME": {
       "parentTag": "ifrs-full_OtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTax",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOME"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Debt instruments remeasurements",
        "label": "Other comprehensive income, net of tax, financial assets measured at fair value through other comprehensive income"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of other comprehensive income, net of tax, after reclassification adjustments, related to financial assets measured at fair value through other comprehensive income applying paragraph 4.1.2A of IFRS 9. [Refer: Financial assets measured at fair value through other comprehensive income; Other comprehensive income]"
       }
      }
     },
     "auth_ref": [
      "r511",
      "r532"
     ]
    },
    "ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesFromInvestmentsInEquityInstruments": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "OtherComprehensiveIncomeNetOfTaxGainsLossesFromInvestmentsInEquityInstruments",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOME": {
       "parentTag": "ifrs-full_OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTax",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOME"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Equity instruments remeasurements",
        "label": "Other comprehensive income, net of tax, gains (losses) from investments in equity instruments"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of other comprehensive income, net of tax, related to gains (losses) from changes in the fair value of investments in equity instruments that the entity has designated at fair value through other comprehensive income applying paragraph 5.7.5 of IFRS 9. [Refer: Other comprehensive income]"
       }
      }
     },
     "auth_ref": [
      "r511",
      "r532"
     ]
    },
    "ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOME": {
       "parentTag": "ifrs-full_OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTax",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOME"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Retirement benefits remeasurements",
        "label": "Other comprehensive income, net of tax, gains (losses) on remeasurements of defined benefit plans"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of other comprehensive income, net of tax, related to gains (losses) on remeasurements of defined benefit plans, which comprise actuarial gains and losses; the return on plan assets, excluding amounts included in net interest on the net defined benefit liability (asset); and any change in the effect of the asset ceiling, excluding amounts included in net interest on the net defined benefit liability (asset). [Refer: Other comprehensive income; Defined benefit plans [domain]; Plan assets [member]; Net defined benefit liability (asset)] [Contrast: Decrease (increase) in net defined benefit liability (asset) resulting from gain (loss) on remeasurement in other comprehensive income]"
       }
      }
     },
     "auth_ref": [
      "r511",
      "r532",
      "r737"
     ]
    },
    "ifrs-full_OtherComprehensiveIncomeNetOfTaxHedgesOfNetInvestmentsInForeignOperations": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "OtherComprehensiveIncomeNetOfTaxHedgesOfNetInvestmentsInForeignOperations",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOME": {
       "parentTag": "ifrs-full_OtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTax",
       "weight": 1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOME"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Net investment hedging gains/(losses)",
        "label": "Other comprehensive income, net of tax, hedges of net investments in foreign operations"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of other comprehensive income, net of tax, after reclassification adjustments, related to hedges of net investments in foreign operations. [Refer: Other comprehensive income]"
       }
      }
     },
     "auth_ref": [
      "r106",
      "r282",
      "r532"
     ]
    },
    "ifrs-full_OtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTax": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "OtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTax",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOME": {
       "parentTag": "ifrs-full_OtherComprehensiveIncome",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOME"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Total",
        "label": "Other comprehensive income that will be reclassified to profit or loss, net of tax"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of other comprehensive income that will be reclassified to profit or loss, net of tax. [Refer: Other comprehensive income]"
       }
      }
     },
     "auth_ref": [
      "r616",
      "r617"
     ]
    },
    "ifrs-full_OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTax": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTax",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOME": {
       "parentTag": "ifrs-full_OtherComprehensiveIncome",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOME"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Total",
        "label": "Other comprehensive income that will not be reclassified to profit or loss, net of tax"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of other comprehensive income that will not be reclassified to profit or loss, net of tax. [Refer: Other comprehensive income]"
       }
      }
     },
     "auth_ref": [
      "r616",
      "r617"
     ]
    },
    "shel_OtherContractsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "OtherContractsMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsContractualMaturitiesofDerivativeLiabilitiesDetails",
      "http://www.shell.com/role/FinancialinstrumentsScheduleofCarryingAmountsofDerivativeContractsDesignatedandNotDesignatedasHedgingInstrumentsforHedgeAccountingDetails",
      "http://www.shell.com/role/FinancialinstrumentsSummaryofNetCarryingAmountsofDerivativeContractsHeldDetails",
      "http://www.shell.com/role/RevenuesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Other",
        "label": "Other Contracts [Member]",
        "documentation": "Other contracts."
       }
      }
     },
     "auth_ref": []
    },
    "shel_OtherCountriesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "OtherCountriesMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarbonpriceperregionDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "All other countries",
        "label": "Other Countries [Member]",
        "documentation": "Other Countries"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_OtherCurrentPayables": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "OtherCurrentPayables",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/EmissionsschemesandrelatedenvironmentalprogrammesDetails": {
       "parentTag": "ifrs-full_OtherPayables",
       "weight": 1.0,
       "order": 1.0
      },
      "http://www.shell.com/role/TradeandotherpayablesSummaryofDetailedInformationAboutTradeandOtherPayablesDetails": {
       "parentTag": "ifrs-full_TradeAndOtherCurrentPayables",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/EmissionsschemesandrelatedenvironmentalprogrammesDetails",
      "http://www.shell.com/role/TradeandotherpayablesSummaryofDetailedInformationAboutTradeandOtherPayablesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedTerseLabel": "Current",
        "terseLabel": "Other payables, current",
        "label": "Other current payables"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of current payables that the entity does not separately disclose in the same statement or note."
       }
      }
     },
     "auth_ref": [
      "r784"
     ]
    },
    "ifrs-full_OtherCurrentReceivables": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "OtherCurrentReceivables",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/TradeandotherreceivablesSummaryofTradeandOtherReceivablesDetails": {
       "parentTag": "ifrs-full_TradeAndOtherCurrentReceivables",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/TradeandotherreceivablesSummaryofTradeandOtherReceivablesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Other receivables",
        "label": "Other current receivables"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of current other receivables. [Refer: Other receivables]"
       }
      }
     },
     "auth_ref": [
      "r605",
      "r613"
     ]
    },
    "shel_OtherDebtAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "OtherDebtAbstract",
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Other debt:",
        "label": "Other Debt [Abstract]",
        "documentation": "Other Debt [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "shel_OtherEmployeeExpenseNet": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "OtherEmployeeExpenseNet",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/RetirementbenefitsSummaryofRetirementBenefitExpenseDetails": {
       "parentTag": "ifrs-full_PostemploymentBenefitExpenseDefinedBenefitPlans",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofRetirementBenefitExpenseDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedTerseLabel": "Other",
        "label": "Other Employee Expense, Net",
        "documentation": "Other Employee Expense, Net"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_OtherEnvironmentRelatedProvisionMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "OtherEnvironmentRelatedProvisionMember",
     "presentation": [
      "http://www.shell.com/role/DecommissioningandotherprovisionsSummaryofDecommissioningandOtherProvisionsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Environmental",
        "label": "Other environment related provision [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for an environment-related provision that the entity does not separately disclose in the same statement or note. [Refer: Classes of other provisions [domain]]"
       }
      }
     },
     "auth_ref": [
      "r750"
     ]
    },
    "ifrs-full_OtherExpenseByNature": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "OtherExpenseByNature",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails": {
       "parentTag": "ifrs-full_OperatingExpense",
       "weight": 1.0,
       "order": 1.0
      },
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFINCOME": {
       "parentTag": "shel_TotalExpenditureIncludingFinanceCosts",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFINCOME",
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Production and manufacturing expenses",
        "label": "Other expenses, by nature"
       }
      }
     },
     "auth_ref": [
      "r537",
      "r608"
     ]
    },
    "ifrs-full_OtherFinanceIncomeCost": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "OtherFinanceIncomeCost",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails": {
       "parentTag": "ifrs-full_FinanceIncome",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Other",
        "label": "Other finance income (cost)"
       }
      }
     },
     "auth_ref": [
      "r788"
     ]
    },
    "shel_OtherFinancialInstrumentsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "OtherFinancialInstrumentsMember",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanAssetsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Other",
        "label": "Other Financial Instruments [Member]",
        "documentation": "Other Financial Instruments"
       }
      }
     },
     "auth_ref": []
    },
    "shel_OtherIdentifiedCreditsCharges": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "OtherIdentifiedCreditsCharges",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails": {
       "parentTag": "shel_IdentifiedItemsBeforeTaxation",
       "weight": 1.0,
       "order": 5.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Other",
        "label": "Other Identified Credits (Charges)",
        "documentation": "Other Identified Credits (Charges)"
       }
      }
     },
     "auth_ref": []
    },
    "shel_OtherIdentifiedCreditsChargesNetOfTax": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "OtherIdentifiedCreditsChargesNetOfTax",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails": {
       "parentTag": "shel_IncreaseDecreaseInAdjustedEarnings",
       "weight": 1.0,
       "order": 6.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Other",
        "label": "Other Identified Credits (Charges), Net of Tax",
        "documentation": "Other Identified Credits (Charges), Net of Tax"
       }
      }
     },
     "auth_ref": []
    },
    "shel_OtherInflowsOfCashClassifiedAsInvestingActivities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "OtherInflowsOfCashClassifiedAsInvestingActivities",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS": {
       "parentTag": "ifrs-full_CashFlowsFromUsedInInvestingActivities",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Other investing cash inflows",
        "label": "Other Inflows Of Cash, Classified As Investing Activities",
        "documentation": "Other Inflows Of Cash, Classified As Investing Activities"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_OtherInflowsOutflowsOfCashClassifiedAsOperatingActivities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "OtherInflowsOutflowsOfCashClassifiedAsOperatingActivities",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS": {
       "parentTag": "ifrs-full_CashFlowsFromUsedInOperatingActivities",
       "weight": 1.0,
       "order": 14.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Other",
        "label": "Other inflows (outflows) of cash, classified as operating activities"
       }
      },
      "en": {
       "role": {
        "documentation": "Inflows (outflows) of cash, classified as operating activities, that the entity does not separately disclose in the same statement or note."
       }
      }
     },
     "auth_ref": [
      "r118"
     ]
    },
    "ifrs-full_OtherIntangibleAssetsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "OtherIntangibleAssetsMember",
     "presentation": [
      "http://www.shell.com/role/GoodwillandotherintangibleassetsSummaryofIntangibleAssetsandGoodwillDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Other",
        "label": "Other intangible assets [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for a class of intangible assets that the entity does not separately disclose in the same statement or note. [Refer: Intangible assets other than goodwill]"
       }
      }
     },
     "auth_ref": [
      "r756"
     ]
    },
    "ifrs-full_OtherInventories": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "OtherInventories",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/InventoriesSummaryofDetailedInformationofInventoriesDetails": {
       "parentTag": "ifrs-full_Inventories",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/InventoriesSummaryofDetailedInformationofInventoriesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Materials",
        "label": "Other current inventories"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of inventory that the entity does not separately disclose in the same statement or note. [Refer: Inventories]"
       }
      }
     },
     "auth_ref": [
      "r747"
     ]
    },
    "ifrs-full_OtherLongtermProvisions": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "OtherLongtermProvisions",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/AssetsheldforsaleDetails": {
       "parentTag": "ifrs-full_OtherProvisions",
       "weight": 1.0,
       "order": 2.0
      },
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET": {
       "parentTag": "ifrs-full_NoncurrentLiabilities",
       "weight": 1.0,
       "order": 6.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/AssetsheldforsaleDetails",
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Decommissioning and other provisions",
        "verboseLabel": "Decommissioning and other provisions, non-current",
        "label": "Other non-current provisions"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of non-current provisions other than provisions for employee benefits. [Refer: Non-current provisions]"
       }
      }
     },
     "auth_ref": [
      "r476",
      "r513"
     ]
    },
    "shel_OtherMovementsFairValueMeasurementAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "OtherMovementsFairValueMeasurementAssets",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/InvestmentsinsecuritiesScheduleofInvestmentsinSecuritiesUsingPredominantlyUnobservableInputsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Other movements",
        "label": "Other Movements, Fair Value Measurement, Assets",
        "documentation": "Other Movements, Fair Value Measurement, Assets"
       }
      }
     },
     "auth_ref": []
    },
    "shel_OtherNetLossesGainsOnFairValueAndCashFlowHedgesOfDebt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "OtherNetLossesGainsOnFairValueAndCashFlowHedgesOfDebt",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/InterestexpenseSummaryofInterestExpenseDetails": {
       "parentTag": "ifrs-full_InterestExpense",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/InterestexpenseSummaryofInterestExpenseDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Other net (gains)/losses on fair value and cash flow hedges of debt",
        "label": "Other Net Losses (Gains) On Fair Value and Cash Flow Hedges Of Debt",
        "documentation": "Other Net Losses (Gains) On Fair Value and Cash Flow Hedges Of Debt"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_OtherNoncurrentPayables": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "OtherNoncurrentPayables",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/EmissionsschemesandrelatedenvironmentalprogrammesDetails": {
       "parentTag": "ifrs-full_OtherPayables",
       "weight": 1.0,
       "order": 2.0
      },
      "http://www.shell.com/role/TradeandotherpayablesSummaryofDetailedInformationAboutTradeandOtherPayablesDetails": {
       "parentTag": "ifrs-full_NoncurrentPayables",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/EmissionsschemesandrelatedenvironmentalprogrammesDetails",
      "http://www.shell.com/role/TradeandotherpayablesSummaryofDetailedInformationAboutTradeandOtherPayablesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedTerseLabel": "Non-current",
        "terseLabel": "Other payables, non-current",
        "label": "Other non-current payables"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of non-current payables that the entity does not separately disclose in the same statement or note."
       }
      }
     },
     "auth_ref": [
      "r784"
     ]
    },
    "ifrs-full_OtherNoncurrentReceivables": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "OtherNoncurrentReceivables",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/TradeandotherreceivablesSummaryofTradeandOtherReceivablesDetails": {
       "parentTag": "ifrs-full_NoncurrentReceivables",
       "weight": 1.0,
       "order": 5.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/TradeandotherreceivablesSummaryofTradeandOtherReceivablesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Other receivables",
        "label": "Other non-current receivables"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of non-current other receivables. [Refer: Other receivables]"
       }
      }
     },
     "auth_ref": [
      "r605",
      "r613"
     ]
    },
    "ifrs-full_OtherOperatingIncomeExpense": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "OtherOperatingIncomeExpense",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/InterestandotherincomeSummaryofInterestandOtherIncomeDetails": {
       "parentTag": "ifrs-full_FinanceIncome",
       "weight": 1.0,
       "order": 5.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/InterestandotherincomeSummaryofInterestandOtherIncomeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Other",
        "label": "Other operating income (expense)"
       }
      }
     },
     "auth_ref": [
      "r788"
     ]
    },
    "shel_OtherOutflowsOfCashClassifiedAsInvestingActivities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "OtherOutflowsOfCashClassifiedAsInvestingActivities",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS": {
       "parentTag": "ifrs-full_CashFlowsFromUsedInInvestingActivities",
       "weight": -1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedTerseLabel": "Other investing cash outflows",
        "label": "Other Outflows Of Cash, Classified As Investing Activities",
        "documentation": "Other Outflows Of Cash, Classified As Investing Activities"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_OtherPayables": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "OtherPayables",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/EmissionsschemesandrelatedenvironmentalprogrammesDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/EmissionsschemesandrelatedenvironmentalprogrammesDetails",
      "http://www.shell.com/role/TradeandotherpayablesSummaryofDetailedInformationAboutTradeandOtherPayablesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedTotalLabel": "Total obligations",
        "terseLabel": "Obligation under both environmental schemes",
        "label": "Other payables"
       }
      },
      "en": {
       "role": {
        "documentation": "Amounts payable that the entity does not separately disclose in the same statement or note."
       }
      }
     },
     "auth_ref": [
      "r784"
     ]
    },
    "ecd_OtherPerfMeasureAmt": {
     "xbrltype": "decimalItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "OtherPerfMeasureAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Performance Measure, Amount",
        "terseLabel": "Other Performance Measure, Amount"
       }
      }
     },
     "auth_ref": [
      "r680"
     ]
    },
    "ifrs-full_OtherPropertyPlantAndEquipmentMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "OtherPropertyPlantAndEquipmentMember",
     "presentation": [
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsImpairmentsummaryDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails",
      "http://www.shell.com/role/PropertyplantandequipmentSummaryofPropertyPlantandEquipmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Other PPE",
        "verboseLabel": "Other",
        "label": "Other property, plant and equipment [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for a class of property, plant and equipment representing property, plant and equipment that the entity does not separately disclose in the same statement or note. [Refer: Property, plant and equipment]"
       }
      }
     },
     "auth_ref": [
      "r734"
     ]
    },
    "shel_OtherProvisionMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "OtherProvisionMember",
     "presentation": [
      "http://www.shell.com/role/DecommissioningandotherprovisionsSummaryofDecommissioningandOtherProvisionsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Other",
        "label": "Other Provision [Member]",
        "documentation": "Other provision."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_OtherProvisions": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "OtherProvisions",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/AssetsheldforsaleDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/AssetsheldforsaleDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Other provisions",
        "label": "Other provisions"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of provisions other than provisions for employee benefits. [Refer: Provisions]"
       }
      }
     },
     "auth_ref": [
      "r93",
      "r397",
      "r476",
      "r513"
     ]
    },
    "shel_OtherProvisionsAdditionsCoveredByGovernmentGrants": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "OtherProvisionsAdditionsCoveredByGovernmentGrants",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/EmissionsschemesandrelatedenvironmentalprogrammesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Additions covered by government grants",
        "label": "Other Provisions, Additions Covered by Government Grants",
        "documentation": "Other Payables, Additions Covered by Government Grants"
       }
      }
     },
     "auth_ref": []
    },
    "shel_OtherProvisionsContingentLiabilitiesAndContingentAssetsAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "OtherProvisionsContingentLiabilitiesAndContingentAssetsAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Provisions, Contingent Liabilities And Contingent Assets [Abstract]",
        "documentation": "Other Provisions, Contingent Liabilities And Contingent Assets [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_OtherReserves": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "OtherReserves",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET": {
       "parentTag": "ifrs-full_EquityAttributableToOwnersOfParent",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET",
      "http://www.shell.com/role/OtherreservesSummaryofOtherReservesAttributabletoRoyalDutchShellplcShareholdersDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Other reserves",
        "periodStartLabel": "Beginning balance",
        "periodEndLabel": "Ending balance",
        "label": "Other reserves"
       }
      },
      "en": {
       "role": {
        "documentation": "A component of equity representing reserves within equity, not including retained earnings. [Refer: Retained earnings]"
       }
      }
     },
     "auth_ref": [
      "r607",
      "r615"
     ]
    },
    "ifrs-full_OtherReservesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "OtherReservesMember",
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCHANGESINEQUITY",
      "http://www.shell.com/role/OtherreservesSummaryofOtherReservesAttributabletoRoyalDutchShellplcShareholdersDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "verboseLabel": "Other reserves",
        "terseLabel": "Total",
        "label": "Other reserves [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for a component of equity representing reserves within equity, not including retained earnings. [Refer: Retained earnings]"
       }
      }
     },
     "auth_ref": [
      "r340",
      "r486"
     ]
    },
    "ifrs-full_OtherRevenue": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "OtherRevenue",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/RevenuesDetails": {
       "parentTag": "ifrs-full_Revenue",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/RevenuesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Revenue from other sources",
        "label": "Other revenue"
       }
      }
     },
     "auth_ref": [
      "r781"
     ]
    },
    "ifrs-full_OtherShorttermProvisions": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "OtherShorttermProvisions",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/AssetsheldforsaleDetails": {
       "parentTag": "ifrs-full_OtherProvisions",
       "weight": 1.0,
       "order": 1.0
      },
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET": {
       "parentTag": "ifrs-full_CurrentLiabilitiesOtherThanLiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSale",
       "weight": 1.0,
       "order": 5.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/AssetsheldforsaleDetails",
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Decommissioning and other provisions",
        "verboseLabel": "Decommissioning and other provisions, current",
        "label": "Other current provisions"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of current provisions other than provisions for employee benefits. [Refer: Provisions]"
       }
      }
     },
     "auth_ref": [
      "r476",
      "r513"
     ]
    },
    "ifrs-full_OtherTaxEffectsForReconciliationBetweenAccountingProfitAndTaxExpenseIncome": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "OtherTaxEffectsForReconciliationBetweenAccountingProfitAndTaxExpenseIncome",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/TaxationSummaryofReconciliationofApplicableTaxChargeCreditatStatutoryTaxRatestoTaxationChargeDetails": {
       "parentTag": "ifrs-full_IncomeTaxExpenseContinuingOperations",
       "weight": 1.0,
       "order": 10.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofReconciliationofApplicableTaxChargeCreditatStatutoryTaxRatestoTaxationChargeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Other reconciling items",
        "label": "Other tax effects for reconciliation between accounting profit and tax expense (income)"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount that represents the difference between the tax expense (income) and the product of the accounting profit multiplied by the applicable tax rate(s) that the entity does not separately disclose in the same statement or note. [Refer: Accounting profit; Applicable tax rate]"
       }
      }
     },
     "auth_ref": [
      "r4",
      "r354"
     ]
    },
    "ifrs-full_OtherTemporaryDifferencesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "OtherTemporaryDifferencesMember",
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofDeferredTaxDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Other",
        "label": "Other temporary differences [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for temporary differences that the entity does not separately disclose in the same statement or note. [Refer: Temporary differences [member]]"
       }
      }
     },
     "auth_ref": [
      "r733"
     ]
    },
    "ecd_OutstandingAggtErrCompAmt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "OutstandingAggtErrCompAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Outstanding Aggregate Erroneous Compensation Amount",
        "terseLabel": "Outstanding Aggregate Erroneous Compensation Amount"
       }
      }
     },
     "auth_ref": [
      "r641",
      "r652",
      "r662",
      "r695"
     ]
    },
    "ecd_OutstandingRecoveryCompAmt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "OutstandingRecoveryCompAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Outstanding Recovery Compensation Amount",
        "terseLabel": "Compensation Amount"
       }
      }
     },
     "auth_ref": [
      "r644",
      "r655",
      "r665",
      "r698"
     ]
    },
    "ecd_OutstandingRecoveryIndName": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "OutstandingRecoveryIndName",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Outstanding Recovery, Individual Name",
        "terseLabel": "Name"
       }
      }
     },
     "auth_ref": [
      "r644",
      "r655",
      "r665",
      "r698"
     ]
    },
    "stpr_PA": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/stpr/2025",
     "localname": "PA",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation5Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Pennsylvania",
        "label": "PENNSYLVANIA"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_ParValuePerShare": {
     "xbrltype": "perShareItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ParValuePerShare",
     "presentation": [
      "http://www.shell.com/role/SharecapitalNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Par value per share (in eur per share)",
        "label": "Par value per share"
       }
      },
      "en": {
       "role": {
        "documentation": "The nominal value per share."
       }
      }
     },
     "auth_ref": [
      "r338",
      "r467",
      "r517"
     ]
    },
    "ecd_PayVsPerformanceDisclosureLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "PayVsPerformanceDisclosureLineItems",
     "lang": {
      "en-us": {
       "role": {
        "label": "Pay vs Performance Disclosure [Line Items]",
        "terseLabel": "Pay vs Performance Disclosure"
       }
      }
     },
     "auth_ref": [
      "r669"
     ]
    },
    "ifrs-full_PaymentsFromPlanNetDefinedBenefitLiabilityAsset": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "PaymentsFromPlanNetDefinedBenefitLiabilityAsset",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanAssetsDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanObligationsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedLabel": "Benefit payments",
        "terseLabel": "Benefit payments",
        "label": "Decrease (increase) in net defined benefit liability (asset) resulting from payments from plan"
       }
      },
      "en": {
       "role": {
        "documentation": "The decrease (increase) in the net defined benefit liability (asset) resulting from payments from the plan. [Refer: Net defined benefit liability (asset)]"
       }
      }
     },
     "auth_ref": [
      "r41",
      "r377"
     ]
    },
    "ifrs-full_PaymentsToAcquireOrRedeemEntitysShares": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "PaymentsToAcquireOrRedeemEntitysShares",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS": {
       "parentTag": "ifrs-full_CashFlowsFromUsedInFinancingActivities",
       "weight": -1.0,
       "order": 9.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedTerseLabel": "Repurchases of shares",
        "label": "Payments to acquire or redeem entity's shares"
       }
      },
      "en": {
       "role": {
        "documentation": "The cash outflow to acquire or redeem entity's shares."
       }
      }
     },
     "auth_ref": [
      "r556"
     ]
    },
    "ecd_PeerGroupIssuersFnTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "PeerGroupIssuersFnTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Peer Group Issuers, Footnote [Text Block]",
        "terseLabel": "Peer Group Issuers, Footnote"
       }
      }
     },
     "auth_ref": [
      "r679"
     ]
    },
    "ecd_PeerGroupTotalShareholderRtnAmt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "PeerGroupTotalShareholderRtnAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Peer Group Total Shareholder Return Amount",
        "terseLabel": "Peer Group Total Shareholder Return Amount"
       }
      }
     },
     "auth_ref": [
      "r679"
     ]
    },
    "ifrs-full_PensionDefinedBenefitPlansMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "PensionDefinedBenefitPlansMember",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsNarrativeDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanObligationsDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofRemeasurementsDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofRetirementBenefitExpenseDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofRetirementBenefitsbyFinancialPositionDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Pensions",
        "label": "Pension defined benefit plans [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for pension defined benefit plans. [Refer: Defined benefit plans [domain]]"
       }
      }
     },
     "auth_ref": [
      "r738"
     ]
    },
    "ecd_PeoActuallyPaidCompAmt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "PeoActuallyPaidCompAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "PEO Actually Paid Compensation Amount",
        "terseLabel": "PEO Actually Paid Compensation Amount"
       }
      }
     },
     "auth_ref": [
      "r671"
     ]
    },
    "ecd_PeoMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "PeoMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "PEO [Member]",
        "terseLabel": "PEO"
       }
      }
     },
     "auth_ref": [
      "r688"
     ]
    },
    "ecd_PeoName": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "PeoName",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "PEO Name",
        "terseLabel": "PEO Name"
       }
      }
     },
     "auth_ref": [
      "r681"
     ]
    },
    "ecd_PeoTotalCompAmt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "PeoTotalCompAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "PEO Total Compensation Amount",
        "terseLabel": "PEO Total Compensation Amount"
       }
      }
     },
     "auth_ref": [
      "r670"
     ]
    },
    "shel_PercentOfEntitysPurchases": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "PercentOfEntitysPurchases",
     "presentation": [
      "http://www.shell.com/role/JointventuresandassociatesSummaryofTransactionsWithJointVenturesandAssociatesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Percent of entity's purchases",
        "label": "Percent Of Entity's Purchases",
        "documentation": "Percent Of Entity's Purchases"
       }
      }
     },
     "auth_ref": []
    },
    "shel_PercentageAverageMarketValueOfOrdinaryShare": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "PercentageAverageMarketValueOfOrdinaryShare",
     "presentation": [
      "http://www.shell.com/role/SharecapitalNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Percentage of average market value",
        "label": "Percentage Average Market Value Of Ordinary Share",
        "documentation": "Percentage average market value of ordinary share."
       }
      }
     },
     "auth_ref": []
    },
    "shel_PercentageDecreaseInNonControllingInterestDueToSwapInMiningInterest": {
     "xbrltype": "pureItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "PercentageDecreaseInNonControllingInterestDueToSwapInMiningInterest",
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCHANGESINEQUITYParenthetical"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Percentage decrease in mining interest",
        "label": "Percentage Decrease In Non Controlling Interest Due To Swap In Mining Interest",
        "documentation": "Percentage Decrease In Non Controlling Interest Due To Swap In Mining Interest"
       }
      }
     },
     "auth_ref": []
    },
    "shel_PercentageIncreaseInInterestInTheScotfordUpgraderAndQuestCarbonCaptureCCSFacility": {
     "xbrltype": "pureItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "PercentageIncreaseInInterestInTheScotfordUpgraderAndQuestCarbonCaptureCCSFacility",
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCHANGESINEQUITYParenthetical"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Percentage increase in interest in the Scotford upgrader and Quest Carbon Capture (CCS) facility",
        "label": "Percentage Increase in Interest in the Scotford Upgrader and Quest Carbon Capture (CCS) Facility",
        "documentation": "Percentage Increase in Interest in the Scotford Upgrader and Quest Carbon Capture (CCS) Facility"
       }
      }
     },
     "auth_ref": []
    },
    "shel_PercentageOfActuarialAssumption": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "PercentageOfActuarialAssumption",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofAssumptionsforSensitivityAnalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Percentage assumptions used",
        "label": "Percentage Of Actuarial Assumption",
        "documentation": "Percentage of actuarial assumption."
       }
      }
     },
     "auth_ref": []
    },
    "shel_PercentageOfAssetsTestedForExposureToClimateRelatedRisks": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "PercentageOfAssetsTestedForExposureToClimateRelatedRisks",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Assets tested for exposure to climate related risks",
        "label": "Percentage Of Assets Tested For Exposure To Climate Related Risks",
        "documentation": "Percentage Of Assets Tested For Exposure To Climate Related Risks"
       }
      }
     },
     "auth_ref": []
    },
    "shel_PercentageOfAverageLocalFundingRequirementForAdditionalPayments": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "PercentageOfAverageLocalFundingRequirementForAdditionalPayments",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Percentage of average local funding requirement for additional payments",
        "label": "Percentage Of Average Local Funding Requirement For Additional Payments",
        "documentation": "Percentage of average local funding requirement for additional payments."
       }
      }
     },
     "auth_ref": []
    },
    "shel_PercentageOfCashInDefinedBenefitPlanAssets": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "PercentageOfCashInDefinedBenefitPlanAssets",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanAssetsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Cash and cash equivalents [D]",
        "label": "Percentage Of Cash In Defined Benefit Plan Assets",
        "documentation": "Percentage of cash in defined benefit plan assets."
       }
      }
     },
     "auth_ref": []
    },
    "shel_PercentageOfDefinedBenefitLiabilityRelatedToActiveMembers": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "PercentageOfDefinedBenefitLiabilityRelatedToActiveMembers",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Percentage of defined benefit liability related to active members",
        "label": "Percentage Of Defined Benefit Liability Related To Active Members",
        "documentation": "Percentage Of Defined Benefit Liability Related To Active Members"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_PercentageOfEntitysRevenue": {
     "xbrltype": "percentItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "PercentageOfEntitysRevenue",
     "presentation": [
      "http://www.shell.com/role/JointventuresandassociatesSummaryofTransactionsWithJointVenturesandAssociatesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Percentage of entity's revenue",
        "label": "Percentage of entity's revenue"
       }
      }
     },
     "auth_ref": [
      "r770"
     ]
    },
    "shel_PercentageOfForeignExchangeRiskRevenue": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "PercentageOfForeignExchangeRiskRevenue",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Foreign exchange risk management",
        "label": "Percentage Of Foreign Exchange Risk Revenue",
        "documentation": "Percentage of foreign exchange risk revenue."
       }
      }
     },
     "auth_ref": []
    },
    "shel_PercentageOfGlobalGasProduction": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "PercentageOfGlobalGasProduction",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Global gas production %",
        "label": "Percentage Of Global Gas Production",
        "documentation": "Percentage Of Global Gas Production"
       }
      }
     },
     "auth_ref": []
    },
    "shel_PercentageOfGlobalOilProduction": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "PercentageOfGlobalOilProduction",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Global oil production %",
        "label": "Percentage Of Global Oil Production",
        "documentation": "Percentage Of Global Oil Production"
       }
      }
     },
     "auth_ref": []
    },
    "shel_PercentageOfOwnershipInterestDisposedOf": {
     "xbrltype": "pureItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "PercentageOfOwnershipInterestDisposedOf",
     "presentation": [
      "http://www.shell.com/role/PostbalancesheeteventsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Percentage of ownership interest disposed of",
        "label": "Percentage of Ownership Interest Disposed of",
        "documentation": "Percentage of Ownership Interest Disposed of"
       }
      }
     },
     "auth_ref": []
    },
    "shel_PercentageOfPossibleDecreaseInDiscountRateOtherProvisions": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "PercentageOfPossibleDecreaseInDiscountRateOtherProvisions",
     "presentation": [
      "http://www.shell.com/role/DecommissioningandotherprovisionsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Percentage decrease in discount rate assumption",
        "label": "Percentage Of Possible Decrease In Discount Rate, Other Provisions",
        "documentation": "Percentage Of Possible Decrease In Discount Rate, Other Provisions"
       }
      }
     },
     "auth_ref": []
    },
    "shel_PercentageOfPossibleIncreaseInDiscountRateOtherProvisions": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "PercentageOfPossibleIncreaseInDiscountRateOtherProvisions",
     "presentation": [
      "http://www.shell.com/role/DecommissioningandotherprovisionsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Percentage increase in discount rate assumption",
        "label": "Percentage Of Possible Increase In Discount Rate, Other Provisions",
        "documentation": "Percentage Of Possible Increase In Discount Rate, Other Provisions"
       }
      }
     },
     "auth_ref": []
    },
    "shel_PercentageOfProvedReserveRemaining": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "PercentageOfProvedReserveRemaining",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation2Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Proportion of SEC proved reserve",
        "label": "Percentage Of Proved Reserve Remaining",
        "documentation": "Percentage Of Proved Reserve Remaining"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_PercentageOfReasonablyPossibleDecreaseInActuarialAssumption": {
     "xbrltype": "percentItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "PercentageOfReasonablyPossibleDecreaseInActuarialAssumption",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofAssumptionsforSensitivityAnalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Range of assumptions, possible decrease",
        "label": "Percentage of reasonably possible decrease in actuarial assumption"
       }
      },
      "en": {
       "role": {
        "documentation": "The reasonably possible percentage of the decrease in the actuarial assumption used to determine the present value of defined benefit obligation. [Refer: Actuarial assumptions [domain]]"
       }
      }
     },
     "auth_ref": [
      "r43"
     ]
    },
    "shel_PercentageOfReasonablyPossibleDecreaseInCommodityPriceAssumption": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "PercentageOfReasonablyPossibleDecreaseInCommodityPriceAssumption",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Percentage decrease in commodity price assumptions",
        "label": "Percentage Of Reasonably Possible Decrease In Commodity Price Assumption",
        "documentation": "Percentage Of Reasonably Possible Decrease In Commodity Price Assumption"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_PercentageOfReasonablyPossibleIncreaseInActuarialAssumption": {
     "xbrltype": "percentItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "PercentageOfReasonablyPossibleIncreaseInActuarialAssumption",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details",
      "http://www.shell.com/role/RetirementbenefitsSummaryofAssumptionsforSensitivityAnalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Range of assumptions, possible increase",
        "label": "Percentage of reasonably possible increase in actuarial assumption"
       }
      },
      "en": {
       "role": {
        "documentation": "The reasonably possible percentage of the increase in the actuarial assumption used to determine the present value of defined benefit obligation. [Refer: Actuarial assumptions [domain]]"
       }
      }
     },
     "auth_ref": [
      "r43"
     ]
    },
    "shel_PercentageOfReasonablyPossibleIncreaseInCommodityPriceAssumption": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "PercentageOfReasonablyPossibleIncreaseInCommodityPriceAssumption",
     "presentation": [
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Percentage increase in commodity price assumptions",
        "label": "Percentage Of Reasonably Possible Increase In Commodity Price Assumption",
        "documentation": "Percentage Of Reasonably Possible Increase In Commodity Price Assumption"
       }
      }
     },
     "auth_ref": []
    },
    "shel_PercentageOfReasonablyPossibleIncreaseInDiscountingFactorAssumption": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "PercentageOfReasonablyPossibleIncreaseInDiscountingFactorAssumption",
     "presentation": [
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Percentage increase in discounting factor assumptions",
        "label": "Percentage Of Reasonably Possible Increase In Discounting Factor Assumption",
        "documentation": "Percentage Of Reasonably Possible Increase In Discounting Factor Assumption"
       }
      }
     },
     "auth_ref": []
    },
    "shel_PercentageOfTestedAssetsExposedToClimateRelatedRisks": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "PercentageOfTestedAssetsExposedToClimateRelatedRisks",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Assets exposed to climate related risks",
        "label": "Percentage Of Tested Assets Exposed To Climate Related Risks",
        "documentation": "Percentage Of Tested Assets Exposed To Climate Related Risks"
       }
      }
     },
     "auth_ref": []
    },
    "shel_PercentageReductionInScope3Category11CustomerEmissions": {
     "xbrltype": "pureItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "PercentageReductionInScope3Category11CustomerEmissions",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation1Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Percentage reduction in Scope 3, Category 11 customer emissions",
        "label": "Percentage Reduction in Scope 3, Category 11 Customer Emissions",
        "documentation": "Percentage Reduction in Scope 3, Category 11 Customer Emissions"
       }
      }
     },
     "auth_ref": []
    },
    "shel_PercentageReductionOfEmissionsBy2030AlternativeOne": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "PercentageReductionOfEmissionsBy2030AlternativeOne",
     "presentation": [
      "http://www.shell.com/role/LegalproceedingsandcontingenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Percentage reduction of emissions by 2030",
        "label": "Percentage Reduction Of Emissions by 2030, Alternative One",
        "documentation": "Percentage Reduction Of Emissions by 2030, Alternative One"
       }
      }
     },
     "auth_ref": []
    },
    "shel_PerformanceShareAwardsPSAMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "PerformanceShareAwardsPSAMember",
     "presentation": [
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesDetails",
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Performance Share Awards (PSA)",
        "label": "Performance Share Awards (PSA) [Member]",
        "documentation": "Performance Share Awards (PSA)"
       }
      }
     },
     "auth_ref": []
    },
    "shel_PerformanceSharePlanPSPAndLongTermIncentivePlanLTIPMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "PerformanceSharePlanPSPAndLongTermIncentivePlanLTIPMember",
     "presentation": [
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Performance Share Plan (PSP) and Long-term Incentive Plan (LTIP)",
        "label": "Performance Share Plan (PSP) and Long-term Incentive Plan (LTIP) [Member]",
        "documentation": "Performance Share Plan (PSP) and Long-term Incentive Plan (LTIP)"
       }
      }
     },
     "auth_ref": []
    },
    "shel_PerformanceSharePlanPSPMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "PerformanceSharePlanPSPMember",
     "presentation": [
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Performance Share Plan (PSP)",
        "label": "Performance Share Plan (PSP) [Member]",
        "documentation": "Performance Share Plan (PSP)"
       }
      }
     },
     "auth_ref": []
    },
    "shel_PeriodByWhichSECProvedReservesWouldBeLeftAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "PeriodByWhichSECProvedReservesWouldBeLeftAxis",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation2Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Period by Which SEC Proved Reserves Would Be Left [Axis]",
        "label": "Period by Which SEC Proved Reserves Would Be Left [Axis]",
        "documentation": "Period by Which SEC Proved Reserves Would Be Left"
       }
      }
     },
     "auth_ref": []
    },
    "shel_PeriodByWhichSECProvedReservesWouldBeLeftDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "PeriodByWhichSECProvedReservesWouldBeLeftDomain",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation2Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Period by Which SEC Proved Reserves Would Be Left [Domain]",
        "label": "Period by Which SEC Proved Reserves Would Be Left [Domain]",
        "documentation": "Period by Which SEC Proved Reserves Would Be Left"
       }
      }
     },
     "auth_ref": []
    },
    "shel_PesticideLitigationMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "PesticideLitigationMember",
     "presentation": [
      "http://www.shell.com/role/LegalproceedingsandcontingenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Pesticide",
        "label": "Pesticide Litigation [Member]",
        "documentation": "Pesticide litigation."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_PlanAssetsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "PlanAssetsMember",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanAssetsDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanObligationsDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofRetirementBenefitsbyFinancialPositionDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "verboseLabel": "Plan assets",
        "terseLabel": "Defined benefit plan assets",
        "label": "Plan assets [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for defined benefit plan assets. Plan assets comprise: (a) assets held by a long-term employee benefit fund; and (b) qualifying insurance policies."
       }
      }
     },
     "auth_ref": [
      "r28",
      "r371"
     ]
    },
    "shel_PlanningHorizonStandardPeriod": {
     "xbrltype": "durationItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "PlanningHorizonStandardPeriod",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details",
      "http://www.shell.com/role/TaxationNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Planning horizon",
        "label": "Planning Horizon, Standard Period",
        "documentation": "Planning Horizon, Standard Period"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_PnsnAdjsPrrSvcCstMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "PnsnAdjsPrrSvcCstMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Pension Adjustments Prior Service Cost [Member]",
        "terseLabel": "Pension Adjustments Prior Service Cost"
       }
      }
     },
     "auth_ref": [
      "r672"
     ]
    },
    "ecd_PnsnAdjsSvcCstMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "PnsnAdjsSvcCstMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Pension Adjustments Service Cost [Member]",
        "terseLabel": "Pension Adjustments Service Cost"
       }
      }
     },
     "auth_ref": [
      "r728"
     ]
    },
    "ecd_PnsnBnftsAdjFnTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "PnsnBnftsAdjFnTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Pension Benefits Adjustments, Footnote [Text Block]",
        "terseLabel": "Pension Benefits Adjustments, Footnote"
       }
      }
     },
     "auth_ref": [
      "r671"
     ]
    },
    "ifrs-full_PostemploymentBenefitExpenseDefinedBenefitPlans": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "PostemploymentBenefitExpenseDefinedBenefitPlans",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/RetirementbenefitsSummaryofRetirementBenefitExpenseDetails": {
       "parentTag": "ifrs-full_PostemploymentBenefitExpenseInProfitOrLoss",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofRetirementBenefitExpenseDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Total",
        "label": "Post-employment benefit expense in profit or loss, defined benefit plans"
       }
      }
     },
     "auth_ref": [
      "r737",
      "r744"
     ]
    },
    "shel_PostemploymentBenefitExpenseDefinedBenefitPlansAndDefinedContributionPlan": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "PostemploymentBenefitExpenseDefinedBenefitPlansAndDefinedContributionPlan",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/EmployeesSummaryofEmployeeCostsDetails": {
       "parentTag": "ifrs-full_EmployeeBenefitsExpense",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/EmployeesSummaryofEmployeeCostsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Retirement benefits (see Note 24)",
        "label": "Postemployment Benefit Expense Defined Benefit Plans And Defined Contribution Plan",
        "documentation": "Post employment benefit expense defined benefit plans and defined contribution plan."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_PostemploymentBenefitExpenseDefinedContributionPlans": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "PostemploymentBenefitExpenseDefinedContributionPlans",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/RetirementbenefitsSummaryofRetirementBenefitExpenseDetails": {
       "parentTag": "ifrs-full_PostemploymentBenefitExpenseInProfitOrLoss",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofRetirementBenefitExpenseDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Defined contribution plans",
        "label": "Post-employment benefit expense, defined contribution plans"
       }
      }
     },
     "auth_ref": [
      "r48",
      "r369"
     ]
    },
    "ifrs-full_PostemploymentBenefitExpenseInProfitOrLoss": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "PostemploymentBenefitExpenseInProfitOrLoss",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/RetirementbenefitsSummaryofRetirementBenefitExpenseDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofRetirementBenefitExpenseDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Total retirement benefit expense",
        "label": "Post-employment benefit expense in profit or loss"
       }
      }
     },
     "auth_ref": [
      "r744"
     ]
    },
    "ifrs-full_PostemploymentMedicalDefinedBenefitPlansMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "PostemploymentMedicalDefinedBenefitPlansMember",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsNarrativeDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanObligationsDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofRemeasurementsDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofRetirementBenefitExpenseDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofRetirementBenefitsbyFinancialPositionDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "OPEB",
        "label": "Post-employment medical defined benefit plans [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for post-employment medical defined benefit plans. [Refer: Defined benefit plans [domain]]"
       }
      }
     },
     "auth_ref": [
      "r545"
     ]
    },
    "shel_PowerMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "PowerMember",
     "presentation": [
      "http://www.shell.com/role/RevenuesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Power",
        "label": "Power [Member]",
        "documentation": "Power"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_PresentValueOfDefinedBenefitObligationMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "PresentValueOfDefinedBenefitObligationMember",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanObligationsDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofRetirementBenefitsbyFinancialPositionDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "verboseLabel": "Obligations",
        "terseLabel": "Defined benefit plan obligation",
        "label": "Present value of defined benefit obligation [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for the present value of a defined benefit obligation. The present value of a defined benefit obligation is the present value, without deducting any plan assets, of expected future payments required to settle the obligation resulting from employee service in the current and prior periods."
       }
      }
     },
     "auth_ref": [
      "r29",
      "r372"
     ]
    },
    "ifrs-full_PresentationOfLeasesForLesseeAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "PresentationOfLeasesForLesseeAbstract",
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Presentation of leases for lessee [abstract]",
        "label": "Presentation of leases for lessee [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "shel_PriceLineAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "PriceLineAxis",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation2Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Price Line [Axis]",
        "label": "Price Line [Axis]",
        "documentation": "Price Line"
       }
      }
     },
     "auth_ref": []
    },
    "shel_PriceLineDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "PriceLineDomain",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation2Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Price Line [Domain]",
        "label": "Price Line [Domain]",
        "documentation": "Price Line [Domain]"
       }
      }
     },
     "auth_ref": []
    },
    "shel_Priceline1Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "Priceline1Member",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation2Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Priceline 1",
        "label": "Priceline 1 [Member]",
        "documentation": "Priceline 1"
       }
      }
     },
     "auth_ref": []
    },
    "shel_Priceline2Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "Priceline2Member",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Priceline 2",
        "label": "Priceline 2 [Member]",
        "documentation": "Priceline 2"
       }
      }
     },
     "auth_ref": []
    },
    "shel_Priceline3Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "Priceline3Member",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Priceline 3",
        "label": "Priceline 3 [Member]",
        "documentation": "Priceline 3"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_ProceedsFromBorrowingsClassifiedAsFinancingActivities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ProceedsFromBorrowingsClassifiedAsFinancingActivities",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS": {
       "parentTag": "ifrs-full_CashFlowsFromUsedInFinancingActivities",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "New borrowings",
        "label": "Proceeds from borrowings, classified as financing activities"
       }
      },
      "en": {
       "role": {
        "documentation": "The cash inflow from borrowings obtained. [Refer: Borrowings]"
       }
      }
     },
     "auth_ref": [
      "r557"
     ]
    },
    "shel_ProceedsFromPaymentsOfDerivativeFinancialInstruments": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ProceedsFromPaymentsOfDerivativeFinancialInstruments",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS": {
       "parentTag": "ifrs-full_CashFlowsFromUsedInFinancingActivities",
       "weight": 1.0,
       "order": 5.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Derivative financial instruments",
        "label": "Proceeds From (Payments Of) Derivative Financial Instruments",
        "documentation": "Proceeds From (Payments Of) Derivative Financial Instruments"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_ProceedsFromSalesOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ProceedsFromSalesOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS": {
       "parentTag": "ifrs-full_CashFlowsFromUsedInInvestingActivities",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Proceeds from sale of property, plant and equipment and businesses",
        "label": "Proceeds from sales of property, plant and equipment, classified as investing activities"
       }
      },
      "en": {
       "role": {
        "documentation": "The cash inflow from sales of property, plant and equipment, classified as investing activities. [Refer: Property, plant and equipment]"
       }
      }
     },
     "auth_ref": [
      "r555"
     ]
    },
    "ifrs-full_ProceedsFromSalesOrMaturityOfFinancialInstrumentsClassifiedAsInvestingActivities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ProceedsFromSalesOrMaturityOfFinancialInstrumentsClassifiedAsInvestingActivities",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS": {
       "parentTag": "ifrs-full_CashFlowsFromUsedInInvestingActivities",
       "weight": 1.0,
       "order": 5.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Proceeds from sale of equity securities",
        "label": "Proceeds from sales or maturity of financial instruments, classified as investing activities"
       }
      },
      "en": {
       "role": {
        "documentation": "The cash inflow from sales or maturity of financial instruments, classified as investing activities. [Refer: Classes of financial instruments [domain]]"
       }
      }
     },
     "auth_ref": [
      "r760"
     ]
    },
    "shel_ProductionAssetsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ProductionAssetsMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation2Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarryingamountsofassetsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Production assets",
        "label": "Production Assets [Member]",
        "documentation": "Production Assets"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ProductionMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ProductionMember",
     "presentation": [
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsImpairmentsummaryDetails",
      "http://www.shell.com/role/LeasesSummaryofRightofuseAssetsDetails",
      "http://www.shell.com/role/PropertyplantandequipmentSummaryofPropertyPlantandEquipmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Production",
        "label": "Production [Member]",
        "documentation": "Production."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_ProductionSupplies": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ProductionSupplies",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/InventoriesSummaryofDetailedInformationofInventoriesDetails": {
       "parentTag": "ifrs-full_Inventories",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/InventoriesSummaryofDetailedInformationofInventoriesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Oil, gas and chemicals",
        "label": "Current production supplies"
       }
      },
      "en": {
       "role": {
        "documentation": "A classification of current inventory representing the amount of supplies to be used for the production process. [Refer: Inventories]"
       }
      }
     },
     "auth_ref": [
      "r606",
      "r614",
      "r747"
     ]
    },
    "ifrs-full_ProductsAndServicesAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ProductsAndServicesAxis",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails",
      "http://www.shell.com/role/FinancialinstrumentsScheduleofValueatRiskPretaxDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsCommodityPriceAssumptionsDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails",
      "http://www.shell.com/role/RevenuesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Products and services [axis]",
        "label": "Products and services [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r277",
      "r568",
      "r595"
     ]
    },
    "ifrs-full_ProductsAndServicesDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ProductsAndServicesDomain",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails",
      "http://www.shell.com/role/FinancialinstrumentsScheduleofValueatRiskPretaxDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsCommodityPriceAssumptionsDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails",
      "http://www.shell.com/role/RevenuesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Products and services [domain]",
        "label": "Products and services [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for the entity's products and services. It also represents the standard value for the 'Products and services' axis if no other member is used."
       }
      }
     },
     "auth_ref": [
      "r277",
      "r568",
      "r595"
     ]
    },
    "ifrs-full_ProfitLoss": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ProfitLoss",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOME": {
       "parentTag": "ifrs-full_ComprehensiveIncome",
       "weight": 1.0,
       "order": 1.0
      },
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFINCOME": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOME",
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFINCOME",
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Income for the period",
        "totalLabel": "Income for the period",
        "label": "Profit (loss)"
       }
      },
      "en": {
       "role": {
        "documentation": "The total of income less expenses from continuing and discontinued operations, excluding the components of other comprehensive income. [Refer: Other comprehensive income]"
       }
      }
     },
     "auth_ref": [
      "r130",
      "r132",
      "r269",
      "r272",
      "r388",
      "r413",
      "r482",
      "r521",
      "r562",
      "r571"
     ]
    },
    "ifrs-full_ProfitLossAttributableToNoncontrollingInterests": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ProfitLossAttributableToNoncontrollingInterests",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOME": {
       "parentTag": "ifrs-full_ProfitLoss",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFINCOME"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Income attributable to non-controlling interest",
        "label": "Profit (loss), attributable to non-controlling interests"
       }
      },
      "en": {
       "role": {
        "documentation": "The profit (loss) from continuing and discontinued operations attributable to non-controlling interests. [Refer: Profit (loss); Non-controlling interests]"
       }
      }
     },
     "auth_ref": [
      "r134",
      "r524"
     ]
    },
    "ifrs-full_ProfitLossAttributableToOwnersOfParent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ProfitLossAttributableToOwnersOfParent",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOME": {
       "parentTag": "ifrs-full_ProfitLoss",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFINCOME",
      "http://www.shell.com/role/EarningspershareScheduleofEarningsPerShareDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Income attributable to Shell plc shareholders",
        "label": "Profit (loss), attributable to owners of parent"
       }
      },
      "en": {
       "role": {
        "documentation": "The profit (loss) from continuing and discontinued operations attributable to owners of the parent. [Refer: Profit (loss)]"
       }
      }
     },
     "auth_ref": [
      "r525"
     ]
    },
    "ifrs-full_ProfitLossBeforeTax": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ProfitLossBeforeTax",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFINCOME": {
       "parentTag": "ifrs-full_ProfitLoss",
       "weight": 1.0,
       "order": 1.0
      },
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS": {
       "parentTag": "ifrs-full_CashFlowsFromUsedInOperatingActivities",
       "weight": 1.0,
       "order": 1.0
      },
      "http://www.shell.com/role/TaxationSummaryofReconciliationofApplicableTaxChargeCreditatStatutoryTaxRatestoTaxationChargeDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS",
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFINCOME",
      "http://www.shell.com/role/TaxationSummaryofReconciliationofApplicableTaxChargeCreditatStatutoryTaxRatestoTaxationChargeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Income before taxation",
        "terseLabel": "Income before taxation for the period",
        "label": "Profit (loss) before tax"
       }
      }
     },
     "auth_ref": [
      "r212",
      "r591",
      "r592",
      "r608",
      "r609"
     ]
    },
    "shel_ProjectionPeriodDividendYield": {
     "xbrltype": "durationItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ProjectionPeriodDividendYield",
     "presentation": [
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Dividend yield period",
        "label": "Projection Period, Dividend Yield",
        "documentation": "Projection Period, Dividend Yield"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ProjectionPeriodSharePriceVolatility": {
     "xbrltype": "durationItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ProjectionPeriodSharePriceVolatility",
     "presentation": [
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Share price volatility period",
        "label": "Projection Period, Share Price Volatility",
        "documentation": "Projection Period, Share Price Volatility"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_PropertyPlantAndEquipmentAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "PropertyPlantAndEquipmentAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Property, plant and equipment [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_PropertyPlantAndEquipmentByOperatingLeaseStatusAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "PropertyPlantAndEquipmentByOperatingLeaseStatusAxis",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarryingamountsofassetsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Property, plant and equipment by operating lease status [axis]",
        "label": "Property, plant and equipment by operating lease status [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r182"
     ]
    },
    "ifrs-full_PropertyPlantAndEquipmentByOperatingLeaseStatusDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "PropertyPlantAndEquipmentByOperatingLeaseStatusDomain",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarryingamountsofassetsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Property, plant and equipment by operating lease status [domain]",
        "label": "Property, plant and equipment by operating lease status [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for all property, plant and equipment when disaggregated by the operating lease status by a lessor. It also represents the standard value for the 'Property, plant and equipment by operating lease status' axis if no other member is used. [Refer: Property, plant and equipment]"
       }
      }
     },
     "auth_ref": [
      "r182"
     ]
    },
    "ifrs-full_PropertyPlantAndEquipmentExpendituresRecognisedForConstructions": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "PropertyPlantAndEquipmentExpendituresRecognisedForConstructions",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/PropertyplantandequipmentNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Carrying amount of assets under construction",
        "label": "Property, plant and equipment, expenditures recognised in course of its construction"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of expenditures recognised in the carrying amount of an item of property, plant and equipment in the course of its construction. [Refer: Carrying amount [member]; Property, plant and equipment]"
       }
      }
     },
     "auth_ref": [
      "r23"
     ]
    },
    "shel_PropertyPlantAndEquipmentGoodwillAndIntangibleAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "PropertyPlantAndEquipmentGoodwillAndIntangibleAssets",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "PPE, goodwill and intangible assets",
        "label": "Property Plant And Equipment, Goodwill And Intangible Assets",
        "documentation": "Property Plant And Equipment, Goodwill And Intangible Assets"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_PropertyPlantAndEquipmentIncludingRightofuseAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "PropertyPlantAndEquipmentIncludingRightofuseAssets",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET": {
       "parentTag": "ifrs-full_NoncurrentAssets",
       "weight": 1.0,
       "order": 2.0
      },
      "http://www.shell.com/role/ClimatechangeandenergytransitionFixedassetsbysegmentDetails": {
       "parentTag": "shel_InvestmentsAccountedForUsingEquityMethodTangibleAndIntangibleAssets",
       "weight": 1.0,
       "order": 3.0
      },
      "http://www.shell.com/role/AssetsheldforsaleDetails": {
       "parentTag": "ifrs-full_Assets",
       "weight": 1.0,
       "order": 5.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/AssetsheldforsaleDetails",
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation2Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation4Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation5Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarryingamountsofassetsDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionFixedassetsbysegmentDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails",
      "http://www.shell.com/role/PropertyplantandequipmentSummaryofPropertyPlantandEquipmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Property, plant and equipment",
        "periodStartLabel": "At January 1",
        "periodEndLabel": "At December 31",
        "label": "Property, plant and equipment including right-of-use assets"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of property, plant and equipment including right-of-use assets whose underlying assets would be presented as property, plant and equipment if they were owned. [Refer: Property, plant and equipment; Right-of-use assets]"
       }
      }
     },
     "auth_ref": [
      "r170",
      "r736",
      "r783"
     ]
    },
    "ifrs-full_PropertyPlantAndEquipmentIncludingRightofuseAssetsAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "PropertyPlantAndEquipmentIncludingRightofuseAssetsAxis",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation2Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation5Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarryingamountsofassetsDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsImpairmentsummaryDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails",
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesDetails",
      "http://www.shell.com/role/PropertyplantandequipmentSummaryofPropertyPlantandEquipmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Property, plant and equipment including right-of-use assets [axis]",
        "label": "Property, plant and equipment including right-of-use assets [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r736"
     ]
    },
    "ifrs-full_PropertyPlantAndEquipmentIncludingRightofuseAssetsDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "PropertyPlantAndEquipmentIncludingRightofuseAssetsDomain",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation2Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation5Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarryingamountsofassetsDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsImpairmentsummaryDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails",
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesDetails",
      "http://www.shell.com/role/PropertyplantandequipmentSummaryofPropertyPlantandEquipmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Property, plant and equipment including right-of-use assets [domain]",
        "label": "Property, plant and equipment including right-of-use assets [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for a class of asset representing property, plant and equipment including right-of-use assets whose underlying assets would be presented as property, plant and equipment if they were owned. [Refer: Property, plant and equipment including right-of-use assets]"
       }
      }
     },
     "auth_ref": [
      "r736"
     ]
    },
    "ifrs-full_PropertyPlantAndEquipmentNotSubjectToOperatingLeasesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "PropertyPlantAndEquipmentNotSubjectToOperatingLeasesMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarryingamountsofassetsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Property, plant and equipment not subject to operating leases",
        "label": "Property, plant and equipment not subject to operating leases [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for property, plant and equipment that is not subject to operating leases. Operating lease is a lease that does not transfer substantially all the risks and rewards incidental to ownership of an underlying asset. [Refer: Property, plant and equipment]"
       }
      }
     },
     "auth_ref": [
      "r182"
     ]
    },
    "shel_PropertyPlantAndEquipmentOtherThanRefineriesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "PropertyPlantAndEquipmentOtherThanRefineriesMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation5Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "PPE other than refineries",
        "label": "Property Plant And Equipment Other Than Refineries [Member]",
        "documentation": "Property Plant And Equipment Other Than Refineries"
       }
      }
     },
     "auth_ref": []
    },
    "shel_PropertyPlantAndEquipmentRelatedTemporaryDifferencesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "PropertyPlantAndEquipmentRelatedTemporaryDifferencesMember",
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofDeferredTaxDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Property, plant and equipment",
        "label": "Property, Plant And Equipment Related Temporary Differences [Member]",
        "documentation": "Property, Plant And Equipment Related Temporary Differences [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_PropertyPlantAndEquipmentSubjectToOperatingLeasesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "PropertyPlantAndEquipmentSubjectToOperatingLeasesMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarryingamountsofassetsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Property, plant and equipment subject to operating leases [member]",
        "label": "Property, plant and equipment subject to operating leases [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for property, plant and equipment that is subject to operating leases. Operating lease is a lease that does not transfer substantially all the risks and rewards incidental to ownership of an underlying asset. [Refer: Property, plant and equipment]"
       }
      }
     },
     "auth_ref": [
      "r182"
     ]
    },
    "ifrs-full_ProportionOfOwnershipInterestInJointVenture": {
     "xbrltype": "percentItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ProportionOfOwnershipInterestInJointVenture",
     "presentation": [
      "http://www.shell.com/role/LegalproceedingsandcontingenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Proportion of ownership interest in joint venture",
        "label": "Proportion of ownership interest in joint venture"
       }
      },
      "en": {
       "role": {
        "documentation": "The proportion of ownership interest in a joint venture attributable to the entity. [Refer: Total for all joint ventures [member]]"
       }
      }
     },
     "auth_ref": [
      "r67",
      "r70",
      "r136"
     ]
    },
    "shel_ProvisionForDecommissioningAndRestorationUndiscounted": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ProvisionForDecommissioningAndRestorationUndiscounted",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Provision for decommissioning and restoration, undiscounted",
        "label": "Provision For Decommissioning And Restoration, Undiscounted",
        "documentation": "Provision For Decommissioning And Restoration, Undiscounted"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_ProvisionForDecommissioningRestorationAndRehabilitationCosts": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ProvisionForDecommissioningRestorationAndRehabilitationCosts",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details",
      "http://www.shell.com/role/DecommissioningandotherprovisionsMaturityanalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Amount of provisions expected to be utilized",
        "label": "Provision for decommissioning, restoration and rehabilitation costs"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of provision for costs related to decommissioning, restoration and rehabilitation. [Refer: Other provisions]"
       }
      }
     },
     "auth_ref": [
      "r550",
      "r551"
     ]
    },
    "ifrs-full_ProvisionForDecommissioningRestorationAndRehabilitationCostsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ProvisionForDecommissioningRestorationAndRehabilitationCostsMember",
     "presentation": [
      "http://www.shell.com/role/DecommissioningandotherprovisionsNarrativeDetails",
      "http://www.shell.com/role/DecommissioningandotherprovisionsSummaryofDecommissioningandOtherProvisionsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Decommissioning and restoration",
        "label": "Provision for decommissioning, restoration and rehabilitation costs [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for a provision relating to decommissioning, restoration and rehabilitation costs. [Refer: Classes of other provisions [domain]]"
       }
      }
     },
     "auth_ref": [
      "r550",
      "r551"
     ]
    },
    "shel_ProvisionForImpairmentDeductedFromTradeAndOtherReceivable": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ProvisionForImpairmentDeductedFromTradeAndOtherReceivable",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/TradeandotherreceivablesNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Provisions for impairments deducted from trade and other receivables",
        "label": "Provision For Impairment Deducted From Trade And Other Receivable",
        "documentation": "Provision for impairment deducted from trade and other receivable."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_PurchaseOfFinancialInstrumentsClassifiedAsInvestingActivities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "PurchaseOfFinancialInstrumentsClassifiedAsInvestingActivities",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/SegmentinformationCashcapitalexpenditureDetails": {
       "parentTag": "shel_CashOutflowForTotalCashCapitalExpenditure",
       "weight": 1.0,
       "order": 1.0
      },
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS": {
       "parentTag": "shel_CashOutflowForTotalCashCapitalExpenditure",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS",
      "http://www.shell.com/role/SegmentinformationCashcapitalexpenditureDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedTerseLabel": "Investments in equity securities",
        "verboseLabel": "Investments in equity securities",
        "label": "Purchase of financial instruments, classified as investing activities"
       }
      },
      "en": {
       "role": {
        "documentation": "The cash outflow for the purchase of financial instruments. [Refer: Classes of financial instruments [domain]]"
       }
      }
     },
     "auth_ref": [
      "r760"
     ]
    },
    "ifrs-full_PurchaseOfInterestsInInvestmentsAccountedForUsingEquityMethod": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "PurchaseOfInterestsInInvestmentsAccountedForUsingEquityMethod",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/SegmentinformationCashcapitalexpenditureDetails": {
       "parentTag": "shel_CashOutflowForTotalCashCapitalExpenditure",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/SegmentinformationCashcapitalexpenditureDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Investments in joint ventures and associates",
        "label": "Purchase of interests in investments accounted for using equity method"
       }
      },
      "en": {
       "role": {
        "documentation": "The cash outflow for the purchase of interests in investments accounted for using the equity method. [Refer: Investments accounted for using equity method]"
       }
      }
     },
     "auth_ref": [
      "r760"
     ]
    },
    "ifrs-full_PurchaseOfOtherLongtermAssetsClassifiedAsInvestingActivities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "PurchaseOfOtherLongtermAssetsClassifiedAsInvestingActivities",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/SegmentinformationCashcapitalexpenditureDetails": {
       "parentTag": "shel_CashOutflowForTotalCashCapitalExpenditure",
       "weight": 1.0,
       "order": 2.0
      },
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS": {
       "parentTag": "shel_CashOutflowForTotalCashCapitalExpenditure",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS",
      "http://www.shell.com/role/SegmentinformationCashcapitalexpenditureDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedLabel": "Capital expenditure",
        "verboseLabel": "Capital expenditure",
        "label": "Purchase of other long-term assets, classified as investing activities"
       }
      },
      "en": {
       "role": {
        "documentation": "The cash outflow for the purchases of long-term assets that the entity does not separately disclose in the same statement or note, classified as investing activities. [Refer: Assets]"
       }
      }
     },
     "auth_ref": [
      "r554"
     ]
    },
    "ifrs-full_PurchaseOfTreasuryShares": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "PurchaseOfTreasuryShares",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCHANGESINEQUITY",
      "http://www.shell.com/role/OtherreservesSummaryofOtherReservesAttributabletoRoyalDutchShellplcShareholdersDetails",
      "http://www.shell.com/role/SharecapitalSummaryofIssuedandFullyPaidOrdinarySharesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedLabel": "Repurchases of shares",
        "negatedTerseLabel": "Repurchases of shares",
        "label": "Purchase of treasury shares"
       }
      },
      "en": {
       "role": {
        "documentation": "The decrease in equity resulting from the purchase of treasury shares. [Refer: Treasury shares]"
       }
      }
     },
     "auth_ref": [
      "r779"
     ]
    },
    "shel_PurchaseSalesAndDividendsReceivedNet": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "PurchaseSalesAndDividendsReceivedNet",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS": {
       "parentTag": "ifrs-full_CashFlowsFromUsedInFinancingActivities",
       "weight": -1.0,
       "order": 10.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedLabel": "Shares held in trust: net purchases and dividends received",
        "label": "Purchase Sales And Dividends Received Net",
        "documentation": "Purchase sales and dividends received net."
       }
      }
     },
     "auth_ref": []
    },
    "shel_PurchasesAndChargesFromJointVenturesAndAssociates": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "PurchasesAndChargesFromJointVenturesAndAssociates",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/JointventuresandassociatesSummaryofTransactionsWithJointVenturesandAssociatesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Purchases and charges from joint ventures and associates",
        "label": "Purchases And Charges From Joint Ventures And Associates",
        "documentation": "Purchases and charges from joint ventures and associates."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_PurchasesFairValueMeasurementAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "PurchasesFairValueMeasurementAssets",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/InvestmentsinsecuritiesScheduleofInvestmentsinSecuritiesUsingPredominantlyUnobservableInputsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Purchases",
        "label": "Purchases, fair value measurement, assets"
       }
      },
      "en": {
       "role": {
        "documentation": "The increase in the fair value measurement of assets resulting from purchases of those assets. [Refer: At fair value [member]]"
       }
      }
     },
     "auth_ref": [
      "r160"
     ]
    },
    "shel_PurchasesInSignificantUnobservableInputs": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "PurchasesInSignificantUnobservableInputs",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsSummaryofNetCarryingAmountsofDerivativeContractsMeasuredUsingPredominantlyUnobservableInputsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Purchases",
        "label": "Purchases In Significant Unobservable Inputs",
        "documentation": "Purchases in significant unobservable inputs."
       }
      }
     },
     "auth_ref": []
    },
    "ecd_PvpTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "PvpTable",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Pay vs Performance Disclosure [Table]",
        "terseLabel": "Pay vs Performance Disclosure"
       }
      }
     },
     "auth_ref": [
      "r669"
     ]
    },
    "ecd_PvpTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "PvpTableTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Pay vs Performance [Table Text Block]",
        "terseLabel": "Pay vs Performance Disclosure, Table"
       }
      }
     },
     "auth_ref": [
      "r669"
     ]
    },
    "country_RU": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/country/2025",
     "localname": "RU",
     "presentation": [
      "http://www.shell.com/role/LegalproceedingsandcontingenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Russia",
        "label": "RUSSIAN FEDERATION"
       }
      }
     },
     "auth_ref": []
    },
    "srt_RangeAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/srt/2025",
     "localname": "RangeAxis",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation1Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation2Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation4Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation5Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Statistical Measurement [Axis]",
        "label": "Statistical Measurement [Axis]",
        "documentation": "Information by statistical measurement. Includes, but is not limited to, minimum, maximum, weighted average, arithmetic average, and median."
       }
      }
     },
     "auth_ref": [
      "r285",
      "r287",
      "r289",
      "r290",
      "r292",
      "r303",
      "r305",
      "r306",
      "r310",
      "r311"
     ]
    },
    "ifrs-full_RangeAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "RangeAxis",
     "presentation": [
      "http://www.shell.com/role/CapitalmanagementDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation4Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation5Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarbonpriceperregionDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails",
      "http://www.shell.com/role/DebtNarrativeDetails",
      "http://www.shell.com/role/FinancialinstrumentsScheduleofValueatRiskPretaxDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails",
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesDetails",
      "http://www.shell.com/role/RetirementbenefitsNarrativeDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofAssumptionsforSensitivityAnalysisDetails",
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustNarrativeDetails",
      "http://www.shell.com/role/TradeandotherreceivablesNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Range [axis]",
        "label": "Range [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r126",
      "r165",
      "r188",
      "r202",
      "r348",
      "r565",
      "r567",
      "r769"
     ]
    },
    "ifrs-full_RangeDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "RangeDomain",
     "presentation": [
      "http://www.shell.com/role/CapitalmanagementDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation4Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation5Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarbonpriceperregionDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails",
      "http://www.shell.com/role/DebtNarrativeDetails",
      "http://www.shell.com/role/FinancialinstrumentsScheduleofValueatRiskPretaxDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails",
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesDetails",
      "http://www.shell.com/role/RetirementbenefitsNarrativeDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofAssumptionsforSensitivityAnalysisDetails",
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustNarrativeDetails",
      "http://www.shell.com/role/TradeandotherreceivablesNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Range [domain]",
        "label": "Range [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for aggregate ranges. It also represents the standard value for the 'Range' axis if no other member is used."
       }
      }
     },
     "auth_ref": [
      "r126",
      "r165",
      "r188",
      "r202",
      "r348",
      "r565",
      "r567",
      "r769"
     ]
    },
    "srt_RangeMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/srt/2025",
     "localname": "RangeMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation1Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation2Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation4Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation5Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Statistical Measurement [Domain]",
        "label": "Statistical Measurement [Domain]",
        "documentation": "Statistical measurement. Includes, but is not limited to, minimum, maximum, weighted average, arithmetic average, and median."
       }
      }
     },
     "auth_ref": [
      "r285",
      "r287",
      "r289",
      "r290",
      "r292",
      "r303",
      "r305",
      "r306",
      "r310",
      "r311"
     ]
    },
    "ifrs-full_RawMaterialsAndConsumablesUsed": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "RawMaterialsAndConsumablesUsed",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFINCOME": {
       "parentTag": "shel_TotalExpenditureIncludingFinanceCosts",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFINCOME",
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Purchases",
        "label": "Raw materials and consumables used"
       }
      }
     },
     "auth_ref": [
      "r537",
      "r608"
     ]
    },
    "shel_RealEstate1Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "RealEstate1Member",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanAssetsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Real estate",
        "label": "Real Estate1 [Member]",
        "documentation": "Real estate 1 [member]"
       }
      }
     },
     "auth_ref": []
    },
    "shel_RealisedCommodityContractsBeforeTaxAppliedToPhysicalDerivativesOnly": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "RealisedCommodityContractsBeforeTaxAppliedToPhysicalDerivativesOnly",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Realised commodity contracts before tax, applied to physical derivatives only",
        "label": "Realised Commodity Contracts Before Tax, Applied to Physical Derivatives Only",
        "documentation": "Realised Commodity Contracts Before Tax, Applied to Physical Derivatives Only"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ReasonablyPossibleDecreaseInActuarialAssumptionMortalityAge": {
     "xbrltype": "durationItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ReasonablyPossibleDecreaseInActuarialAssumptionMortalityAge",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofAssumptionsforSensitivityAnalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Range of assumptions, expected age at death decrease",
        "label": "Reasonably Possible Decrease In Actuarial Assumption, Mortality Age",
        "documentation": "Reasonably Possible Decrease In Actuarial Assumption, Mortality Age"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ReasonablyPossibleDecreaseInLongTermChemicalMarginAssumptionsPerCrudeOilBarrel": {
     "xbrltype": "perUnitItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ReasonablyPossibleDecreaseInLongTermChemicalMarginAssumptionsPerCrudeOilBarrel",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation5Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Reasonably possible decrease in long-term chemical margin assumptions, per crude oil barrel",
        "label": "Reasonably Possible Decrease In Long-Term Chemical Margin Assumptions, Per Crude Oil Barrel",
        "documentation": "Reasonably Possible Decrease In Long-Term Chemical Margin Assumptions, Per Crude Oil Barrel"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ReasonablyPossibleDecreaseInLongTermChemicalMarginAssumptionsPerTon": {
     "xbrltype": "perUnitItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ReasonablyPossibleDecreaseInLongTermChemicalMarginAssumptionsPerTon",
     "presentation": [
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Decrease in long-term chemical margin assumptions (USD per ton)",
        "label": "Reasonably Possible Decrease In Long-Term Chemical Margin Assumptions, Per Ton",
        "documentation": "Reasonably Possible Decrease In Long-Term Chemical Margin Assumptions, Per Ton"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ReasonablyPossibleDecreaseInLongTermRefiningMarginAssumptionsPerCrudeOilBarrel": {
     "xbrltype": "perUnitItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ReasonablyPossibleDecreaseInLongTermRefiningMarginAssumptionsPerCrudeOilBarrel",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation5Details",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Decrease in long-term refining margin assumptions (USD per BBL)",
        "label": "Reasonably Possible Decrease In Long-Term Refining Margin Assumptions, Per Crude Oil Barrel",
        "documentation": "Reasonably Possible Decrease In Long-Term Refining Margin Assumptions, Per Crude Oil Barrel"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ReasonablyPossibleIncreaseInActuarialAssumptionMortalityAge": {
     "xbrltype": "durationItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ReasonablyPossibleIncreaseInActuarialAssumptionMortalityAge",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofAssumptionsforSensitivityAnalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Range of assumptions, expected age at death increase",
        "label": "Reasonably Possible Increase In Actuarial Assumption, Mortality Age",
        "documentation": "Reasonably Possible Increase In Actuarial Assumption, Mortality Age"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ReasonablyPossibleIncreaseInLongTermChemicalMarginAssumptionsPerCrudeOilBarrel": {
     "xbrltype": "perUnitItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ReasonablyPossibleIncreaseInLongTermChemicalMarginAssumptionsPerCrudeOilBarrel",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation5Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Reasonably possible increase in long-term chemical margin assumptions, per crude oil barrel",
        "label": "Reasonably Possible Increase In Long-Term Chemical Margin Assumptions, Per Crude Oil Barrel",
        "documentation": "Reasonably Possible Increase In Long-Term Chemical Margin Assumptions, Per Crude Oil Barrel"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ReasonablyPossibleIncreaseInLongTermChemicalMarginAssumptionsPerTon": {
     "xbrltype": "perUnitItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ReasonablyPossibleIncreaseInLongTermChemicalMarginAssumptionsPerTon",
     "presentation": [
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Increase in long-term chemical margin assumptions (USD per ton)",
        "label": "Reasonably Possible Increase In Long-Term Chemical Margin Assumptions, Per Ton",
        "documentation": "Reasonably Possible Increase In Long-Term Chemical Margin Assumptions, Per Ton"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ReasonablyPossibleIncreaseInLongTermRefiningMarginAssumptionsPerCrudeOilBarrel": {
     "xbrltype": "perUnitItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ReasonablyPossibleIncreaseInLongTermRefiningMarginAssumptionsPerCrudeOilBarrel",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation5Details",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Increase in long-term refining margin assumptions (USD per BBL)",
        "label": "Reasonably Possible Increase In Long-Term Refining Margin Assumptions, Per Crude Oil Barrel",
        "documentation": "Reasonably Possible Increase In Long-Term Refining Margin Assumptions, Per Crude Oil Barrel"
       }
      }
     },
     "auth_ref": []
    },
    "shel_RecategorisationsNetInSignificantUnobservableInputs": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "RecategorisationsNetInSignificantUnobservableInputs",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsSummaryofNetCarryingAmountsofDerivativeContractsMeasuredUsingPredominantlyUnobservableInputsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Recategorisations (net)",
        "label": "Recategorisations Net In Significant Unobservable Inputs",
        "documentation": "Recategorisations net in significant unobservable inputs."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_ReclassificationAdjustmentsOnExchangeDifferencesOnTranslationBeforeTax": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ReclassificationAdjustmentsOnExchangeDifferencesOnTranslationBeforeTax",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Reclassification adjustments on exchange differences on translation of foreign operations, before tax",
        "label": "Reclassification adjustments on exchange differences on translation of foreign operations, before tax"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of reclassification adjustments related to exchange differences when the financial statements of foreign operations are translated, before tax. Reclassification adjustments are amounts reclassified to profit (loss) in the current period that were recognised in other comprehensive income in the current or previous periods. [Refer: Other comprehensive income]"
       }
      }
     },
     "auth_ref": [
      "r54",
      "r533"
     ]
    },
    "ifrs-full_ReclassificationAdjustmentsOnExchangeDifferencesOnTranslationNetOfTax": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ReclassificationAdjustmentsOnExchangeDifferencesOnTranslationNetOfTax",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsSummaryofNetCarryingAmountsofDerivativeContractsMeasuredUsingPredominantlyUnobservableInputsDetails",
      "http://www.shell.com/role/InterestandotherincomeSummaryofInterestandOtherIncomeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedTerseLabel": "Reclassification adjustments on exchange differences on translation of foreign operations, net of tax",
        "terseLabel": "Currency translation differences",
        "label": "Reclassification adjustments on exchange differences on translation of foreign operations, net of tax"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of reclassification adjustments related to exchange differences when the financial statements of foreign operations are translated, net of tax. Reclassification adjustments are amounts reclassified to profit (loss) in the current period that were recognised in other comprehensive income in the current or previous periods. [Refer: Other comprehensive income]"
       }
      }
     },
     "auth_ref": [
      "r54",
      "r533"
     ]
    },
    "ifrs-full_RecognisedAssetsDefinedBenefitPlan": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "RecognisedAssetsDefinedBenefitPlan",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/AssetsheldforsaleDetails": {
       "parentTag": "ifrs-full_Assets",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/AssetsheldforsaleDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Assets of benefit plan",
        "label": "Net defined benefit asset"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of surplus in a defined benefit plan, adjusted for any effect of limiting a net defined benefit asset to the asset ceiling. [Refer: Defined benefit plans [domain]]"
       }
      }
     },
     "auth_ref": [
      "r784"
     ]
    },
    "ifrs-full_ReconciliationOfAccountingProfitMultipliedByApplicableTaxRatesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ReconciliationOfAccountingProfitMultipliedByApplicableTaxRatesAbstract",
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofReconciliationofApplicableTaxChargeCreditatStatutoryTaxRatestoTaxationChargeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Reconciliation of accounting profit multiplied by applicable tax rates [abstract]",
        "label": "Reconciliation of accounting profit multiplied by applicable tax rates [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_ReconciliationOfAggregateDifferenceBetweenFairValueAtInitialRecognitionAndAmountDeterminedUsingValuationTechniqueYetToBeRecognisedAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ReconciliationOfAggregateDifferenceBetweenFairValueAtInitialRecognitionAndAmountDeterminedUsingValuationTechniqueYetToBeRecognisedAbstract",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsUnrecognisedDayOneGainsorLossesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Reconciliation of aggregate difference between fair value at initial recognition and transaction price yet to be recognised in profit or loss [abstract]",
        "label": "Reconciliation of aggregate difference between fair value at initial recognition and transaction price yet to be recognised in profit or loss [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_ReconciliationOfChangesInDeferredTaxLiabilityAssetAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ReconciliationOfChangesInDeferredTaxLiabilityAssetAbstract",
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofDeferredTaxDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Reconciliation of changes in deferred tax liability (asset) [abstract]",
        "label": "Reconciliation of changes in deferred tax liability (asset) [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_ReconciliationOfChangesInGoodwillAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ReconciliationOfChangesInGoodwillAbstract",
     "presentation": [
      "http://www.shell.com/role/GoodwillandotherintangibleassetsSummaryofIntangibleAssetsandGoodwillDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Goodwill",
        "label": "Reconciliation of changes in goodwill [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_ReconciliationOfChangesInIntangibleAssetsOtherThanGoodwillAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ReconciliationOfChangesInIntangibleAssetsOtherThanGoodwillAbstract",
     "presentation": [
      "http://www.shell.com/role/GoodwillandotherintangibleassetsSummaryofIntangibleAssetsandGoodwillDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Other intangible assets",
        "label": "Reconciliation of changes in intangible assets other than goodwill [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_ReconciliationOfChangesInOtherProvisionsAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ReconciliationOfChangesInOtherProvisionsAbstract",
     "presentation": [
      "http://www.shell.com/role/DecommissioningandotherprovisionsSummaryofDecommissioningandOtherProvisionsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Reconciliation of changes in other provisions [abstract]",
        "label": "Reconciliation of changes in other provisions [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_ReconciliationOfChangesInPropertyPlantAndEquipmentAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ReconciliationOfChangesInPropertyPlantAndEquipmentAbstract",
     "presentation": [
      "http://www.shell.com/role/PropertyplantandequipmentSummaryofPropertyPlantandEquipmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Reconciliation of changes in property, plant and equipment [abstract]",
        "label": "Reconciliation of changes in property, plant and equipment [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_RecoverableAmountOfAssetOrCashgeneratingUnit": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "RecoverableAmountOfAssetOrCashgeneratingUnit",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation4Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Recoverable amount",
        "label": "Recoverable amount of asset or cash-generating unit"
       }
      },
      "en": {
       "role": {
        "documentation": "The higher of an asset\u2019s (or cash-generating unit\u2019s) fair value less costs of disposal and its value in use. [Refer: Total for all cash-generating units [member]]"
       }
      }
     },
     "auth_ref": [
      "r85"
     ]
    },
    "ecd_RecoveryOfErrCompDisclosureLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "RecoveryOfErrCompDisclosureLineItems",
     "lang": {
      "en-us": {
       "role": {
        "label": "Recovery of Erroneously Awarded Compensation Disclosure [Line Items]",
        "terseLabel": "Recovery of Erroneously Awarded Compensation Disclosure"
       }
      }
     },
     "auth_ref": [
      "r636",
      "r647",
      "r657",
      "r690"
     ]
    },
    "shel_ReductionInAbsoluteScopeOneAndTwoEmissionPercent": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ReductionInAbsoluteScopeOneAndTwoEmissionPercent",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation1Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Reduction in Scope 1 and 2 emissions",
        "label": "Reduction in Absolute Scope One And Two Emission, Percent",
        "documentation": "Reduction in Absolute Scope One And Two Emission, Percent"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ReductionInCarbonIntensityEnergyProductsEmissionPercent": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ReductionInCarbonIntensityEnergyProductsEmissionPercent",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation1Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Reduction in carbon intensity energy products emission (in percent)",
        "label": "Reduction in Carbon Intensity Energy Products Emission, Percent",
        "documentation": "Reduction in Carbon Intensity Energy Products Emission, Percent"
       }
      }
     },
     "auth_ref": []
    },
    "shel_RedundancyMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "RedundancyMember",
     "presentation": [
      "http://www.shell.com/role/DecommissioningandotherprovisionsSummaryofDecommissioningandOtherProvisionsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Redundancy",
        "label": "Redundancy [Member]",
        "documentation": "Redundancy."
       }
      }
     },
     "auth_ref": []
    },
    "shel_RefineriesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "RefineriesMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation5Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarryingamountsofassetsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Refineries",
        "label": "Refineries [Member]",
        "documentation": "Refineries"
       }
      }
     },
     "auth_ref": []
    },
    "shel_RelatedPartyAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "RelatedPartyAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Related Party [Abstract]",
        "documentation": "Related Party [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "shel_RemeasurementsAndOtherMovementsOfDecommissioningRestorationAndOtherProvisions": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "RemeasurementsAndOtherMovementsOfDecommissioningRestorationAndOtherProvisions",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/DecommissioningandotherprovisionsSummaryofDecommissioningandOtherProvisionsDetails": {
       "parentTag": "shel_ChangesInDecommissioningRestorationAndOtherProvisions",
       "weight": 1.0,
       "order": 5.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/DecommissioningandotherprovisionsSummaryofDecommissioningandOtherProvisionsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Remeasurements and other movements",
        "label": "Remeasurements And Other Movements Of Decommissioning Restoration And Other Provisions",
        "documentation": "Remeasurements and other movements of decommissioning restoration and other provisions."
       }
      }
     },
     "auth_ref": []
    },
    "shel_RenewablePowerSchemesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "RenewablePowerSchemesMember",
     "presentation": [
      "http://www.shell.com/role/EmissionsschemesandrelatedenvironmentalprogrammesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Renewable power",
        "label": "Renewable Power Schemes [Member]",
        "documentation": "Renewable Power Schemes"
       }
      }
     },
     "auth_ref": []
    },
    "shel_RenewablesAndEnergySolutionsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "RenewablesAndEnergySolutionsMember",
     "presentation": [
      "http://www.shell.com/role/GoodwillandotherintangibleassetsNarrativeDetails",
      "http://www.shell.com/role/JointventuresandassociatesSummaryofShellShareofComprehensiveIncomeofJointVenturesandAssociatesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Renewables and Energy Solutions",
        "label": "Renewables And Energy Solutions [Member]",
        "documentation": "Renewables And Energy Solutions"
       }
      }
     },
     "auth_ref": []
    },
    "shel_RenewablesAndEnergySolutionsSegmentMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "RenewablesAndEnergySolutionsSegmentMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarryingamountsofassetsDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionFixedassetsbysegmentDetails",
      "http://www.shell.com/role/EmployeesSummaryofAverageEmployeeNumbersDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails",
      "http://www.shell.com/role/SegmentinformationCashcapitalexpenditureDetails",
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails",
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Renewables and Energy Solutions",
        "label": "Renewables And Energy Solutions Segment [Member]",
        "documentation": "Renewables And Energy Solutions Segment"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_RepaymentsOfBorrowingsClassifiedAsFinancingActivities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "RepaymentsOfBorrowingsClassifiedAsFinancingActivities",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS": {
       "parentTag": "ifrs-full_CashFlowsFromUsedInFinancingActivities",
       "weight": -1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedLabel": "Repayments",
        "label": "Repayments of borrowings, classified as financing activities"
       }
      },
      "en": {
       "role": {
        "documentation": "The cash outflow to settle borrowings, classified as financing activities. [Refer: Borrowings]"
       }
      }
     },
     "auth_ref": [
      "r558"
     ]
    },
    "srt_RepurchaseAgreementCounterpartyNameDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/srt/2025",
     "localname": "RepurchaseAgreementCounterpartyNameDomain",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails",
      "http://www.shell.com/role/JointventuresandassociatesNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Counterparty Name [Domain]",
        "label": "Counterparty Name [Domain]",
        "documentation": "Named other party that participates in a financial transaction. Examples include, but not limited to, the name of the financial institution."
       }
      }
     },
     "auth_ref": [
      "r307",
      "r308"
     ]
    },
    "ifrs-full_ResearchAndDevelopmentExpense": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ResearchAndDevelopmentExpense",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails": {
       "parentTag": "ifrs-full_OperatingExpense",
       "weight": 1.0,
       "order": 3.0
      },
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFINCOME": {
       "parentTag": "shel_TotalExpenditureIncludingFinanceCosts",
       "weight": 1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFINCOME",
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Research and development",
        "label": "Research and development expense"
       }
      }
     },
     "auth_ref": [
      "r105",
      "r406"
     ]
    },
    "shel_ReserveOfNetInvestmentHedgesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ReserveOfNetInvestmentHedgesMember",
     "presentation": [
      "http://www.shell.com/role/OtherreservesSummaryofAccumulatedOtherComprehensiveIncomeAttributabletoRoyalDutchShellplcShareholdersDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Net investment hedging (losses)/gains",
        "label": "Reserve Of Net Investment Hedges [Member]",
        "documentation": "Reserve Of Net Investment Hedges"
       }
      }
     },
     "auth_ref": []
    },
    "shel_RestOfTheWorldMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "RestOfTheWorldMember",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanAssetsDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanObligationsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Rest of the world",
        "label": "Rest of The World [Member]",
        "documentation": "Rest of The World"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_RestatementDateAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "RestatementDateAxis",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Restatement Determination Date [Axis]",
        "terseLabel": "Restatement Determination Date:"
       }
      }
     },
     "auth_ref": [
      "r637",
      "r648",
      "r658",
      "r691"
     ]
    },
    "ecd_RestatementDeterminationDate": {
     "xbrltype": "dateItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "RestatementDeterminationDate",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Restatement Determination Date",
        "terseLabel": "Restatement Determination Date"
       }
      }
     },
     "auth_ref": [
      "r638",
      "r649",
      "r659",
      "r692"
     ]
    },
    "ecd_RestatementDoesNotRequireRecoveryTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "RestatementDoesNotRequireRecoveryTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Restatement Does Not Require Recovery [Text Block]",
        "terseLabel": "Restatement does not require Recovery"
       }
      }
     },
     "auth_ref": [
      "r645",
      "r656",
      "r666",
      "r699"
     ]
    },
    "ifrs-full_RestrictedCashAndCashEquivalents": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "RestrictedCashAndCashEquivalents",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/CashandcashequivalentsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Restricted cash and cash equivalents",
        "label": "Restricted cash and cash equivalents"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of cash and cash equivalents whose use or withdrawal is restricted. [Refer: Cash and cash equivalents]"
       }
      }
     },
     "auth_ref": [
      "r784"
     ]
    },
    "shel_RestrictedShareAwardsRSAMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "RestrictedShareAwardsRSAMember",
     "presentation": [
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Restricted Share Awards (RSA)",
        "label": "Restricted Share Awards (RSA) [Member]",
        "documentation": "Restricted Share Awards (RSA)"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_RestrictedShareUnitsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "RestrictedShareUnitsMember",
     "presentation": [
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Restricted Share Awards (RSA)",
        "label": "Restricted share units [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for restricted share units."
       }
      }
     },
     "auth_ref": [
      "r748"
     ]
    },
    "shel_RetailServiceStationsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "RetailServiceStationsMember",
     "presentation": [
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Retail service stations",
        "label": "Retail Service Stations [Member]",
        "documentation": "Retail service stations."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_RetainedEarnings": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "RetainedEarnings",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET": {
       "parentTag": "ifrs-full_EquityAttributableToOwnersOfParent",
       "weight": 1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Retained earnings",
        "label": "Retained earnings"
       }
      },
      "en": {
       "role": {
        "documentation": "A component of equity representing the entity's cumulative undistributed earnings or deficit."
       }
      }
     },
     "auth_ref": [
      "r607",
      "r615",
      "r617"
     ]
    },
    "ifrs-full_RetainedEarningsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "RetainedEarningsMember",
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCHANGESINEQUITY",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Retained earnings",
        "label": "Retained earnings [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for a component of equity representing an entity's cumulative undistributed earnings or deficit."
       }
      }
     },
     "auth_ref": [
      "r486",
      "r610"
     ]
    },
    "shel_RetirementBenefitsExpense": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "RetirementBenefitsExpense",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/DirectorsandseniormanagementSummaryofDirectorsandSeniorManagementExpenseDetails": {
       "parentTag": "ifrs-full_EmployeeBenefitsExpense",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/DirectorsandseniormanagementSummaryofDirectorsandSeniorManagementExpenseDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Retirement benefits",
        "label": "Retirement Benefits Expense",
        "documentation": "Retirement benefits expense."
       }
      }
     },
     "auth_ref": []
    },
    "shel_RetirementBenefitsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "RetirementBenefitsMember",
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofDeferredTaxDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Retirement benefits",
        "label": "Retirement Benefits [Member]",
        "documentation": "Retirement benefits."
       }
      }
     },
     "auth_ref": []
    },
    "shel_RetirementBenefitsRemeasurementsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "RetirementBenefitsRemeasurementsMember",
     "presentation": [
      "http://www.shell.com/role/OtherreservesSummaryofAccumulatedOtherComprehensiveIncomeAttributabletoRoyalDutchShellplcShareholdersDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Retirement benefits remeasurements",
        "label": "Retirement Benefits Remeasurements [Member]",
        "documentation": "Retirement benefits remeasurements."
       }
      }
     },
     "auth_ref": []
    },
    "shel_ReturnOnAverageCapitalEmployedROACE": {
     "xbrltype": "pureItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ReturnOnAverageCapitalEmployedROACE",
     "presentation": [
      "http://www.shell.com/role/CapitalmanagementDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Return on average capital employed (ROACE)",
        "label": "Return on Average Capital Employed (ROACE)",
        "documentation": "Return on Average Capital Employed (ROACE)"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_ReturnOnPlanAssetsNetDefinedBenefitLiabilityAsset": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ReturnOnPlanAssetsNetDefinedBenefitLiabilityAsset",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/RetirementbenefitsSummaryofRemeasurementsDetails": {
       "parentTag": "ifrs-full_GainLossOnRemeasurementOfNetDefinedBenefitLiabilityAsset",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanAssetsDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofRemeasurementsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedTerseLabel": "Return on plan assets in (shortage)/excess of interest income",
        "verboseLabel": "Return on plan assets in excess of interest income",
        "label": "Decrease (increase) in net defined benefit liability (asset) resulting from return on plan assets excluding interest income or expense"
       }
      },
      "en": {
       "role": {
        "documentation": "The decrease (increase) in the net defined benefit liability (asset) resulting from the return on plan assets, excluding amounts included in interest income or expense. The return on plan assets is interest, dividends and other revenue derived from the plan assets, together with realised and unrealised gains or losses on the plan assets, less any costs of managing plan assets and less any tax payable by the plan itself, other than tax included in the actuarial assumptions used to measure the present value of the defined benefit obligation. [Refer: Plan assets [member]; Net defined benefit liability (asset); Actuarial assumptions [domain]; Increase (decrease) in net defined benefit liability (asset) resulting from interest expense (income)]"
       }
      }
     },
     "auth_ref": [
      "r34",
      "r376"
     ]
    },
    "ifrs-full_Revenue": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "Revenue",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFINCOME": {
       "parentTag": "ifrs-full_RevenueAndOperatingIncome",
       "weight": 1.0,
       "order": 1.0
      },
      "http://www.shell.com/role/RevenuesDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFINCOME",
      "http://www.shell.com/role/RevenuesDetails",
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails",
      "http://www.shell.com/role/SegmentinformationSummaryofInformationbyGeographicalAreaDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Revenue",
        "verboseLabel": "Third-party revenue, by origin",
        "totalLabel": "Total revenue",
        "label": "Revenue"
       }
      }
     },
     "auth_ref": [
      "r144",
      "r212",
      "r264",
      "r271",
      "r277",
      "r278",
      "r280",
      "r528",
      "r562",
      "r608",
      "r609"
     ]
    },
    "ifrs-full_RevenueAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "RevenueAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Revenue [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_RevenueAndOperatingIncome": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "RevenueAndOperatingIncome",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFINCOME": {
       "parentTag": "ifrs-full_ProfitLossBeforeTax",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFINCOME"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Total revenue and other income",
        "label": "Revenue and other operating income"
       }
      }
     },
     "auth_ref": [
      "r788"
     ]
    },
    "ifrs-full_RevenueFromContractsWithCustomers": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "RevenueFromContractsWithCustomers",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/RevenuesDetails": {
       "parentTag": "ifrs-full_Revenue",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/RevenuesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Revenue from contracts with customers",
        "label": "Revenue from contracts with customers"
       }
      }
     },
     "auth_ref": [
      "r166",
      "r167",
      "r313"
     ]
    },
    "ifrs-full_RevenueFromDividends": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "RevenueFromDividends",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/InterestandotherincomeSummaryofInterestandOtherIncomeDetails": {
       "parentTag": "ifrs-full_FinanceIncome",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/InterestandotherincomeSummaryofInterestandOtherIncomeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Dividend income (from investments in equity securities)",
        "label": "Dividend income"
       }
      }
     },
     "auth_ref": [
      "r781"
     ]
    },
    "ifrs-full_RevenueFromInterest": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "RevenueFromInterest",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails": {
       "parentTag": "ifrs-full_FinanceIncome",
       "weight": 1.0,
       "order": 1.0
      },
      "http://www.shell.com/role/InterestandotherincomeSummaryofInterestandOtherIncomeDetails": {
       "parentTag": "ifrs-full_FinanceIncome",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/InterestandotherincomeSummaryofInterestandOtherIncomeDetails",
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Interest income",
        "label": "Interest income"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of income arising from interest."
       }
      }
     },
     "auth_ref": [
      "r147",
      "r265",
      "r275",
      "r781"
     ]
    },
    "ifrs-full_ReversalOfImpairmentLossRecognisedInProfitOrLoss": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ReversalOfImpairmentLossRecognisedInProfitOrLoss",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsImpairmentsummaryDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsImpairmentsummaryDetails",
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedTerseLabel": "Impairment reversals",
        "totalLabel": "Total",
        "label": "Reversal of impairment loss recognised in profit or loss"
       }
      }
     },
     "auth_ref": [
      "r80",
      "r83",
      "r392"
     ]
    },
    "ifrs-full_ReversalOfImpairmentLossRecognisedInProfitOrLossIntangibleAssetsOtherThanGoodwill": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ReversalOfImpairmentLossRecognisedInProfitOrLossIntangibleAssetsOtherThanGoodwill",
     "calculation": {
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsImpairmentsummaryDetails": {
       "parentTag": "ifrs-full_ReversalOfImpairmentLossRecognisedInProfitOrLoss",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsImpairmentsummaryDetails",
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "verboseLabel": "Reversal of impairment loss recognised in profit or loss, intangible assets other than goodwill",
        "terseLabel": "Intangible assets other than goodwill",
        "label": "Reversal of impairment loss recognised in profit or loss, intangible assets other than goodwill"
       }
      }
     },
     "auth_ref": [
      "r101",
      "r403"
     ]
    },
    "ifrs-full_ReversalOfImpairmentLossRecognisedInProfitOrLossPropertyPlantAndEquipment": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ReversalOfImpairmentLossRecognisedInProfitOrLossPropertyPlantAndEquipment",
     "calculation": {
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsImpairmentsummaryDetails": {
       "parentTag": "ifrs-full_ReversalOfImpairmentLossRecognisedInProfitOrLoss",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsImpairmentsummaryDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails",
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "verboseLabel": "Reversal of impairment loss recognised in profit or loss, property, plant and equipment",
        "netLabel": "Property, plant and equipment",
        "terseLabel": "Impairment reversals",
        "label": "Reversal of impairment loss recognised in profit or loss, property, plant and equipment"
       }
      }
     },
     "auth_ref": [
      "r19",
      "r366",
      "r534"
     ]
    },
    "ifrs-full_ReversalOfImpairmentLossRecognisedInProfitOrLossRightofuseAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ReversalOfImpairmentLossRecognisedInProfitOrLossRightofuseAssets",
     "presentation": [
      "http://www.shell.com/role/LeasesSummaryofRightofuseAssetsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Impairment reversals on right-of-use assets",
        "label": "Reversal of impairment loss recognised in profit or loss, right-of-use assets"
       }
      }
     },
     "auth_ref": [
      "r736"
     ]
    },
    "ifrs-full_RightofuseAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "RightofuseAssets",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/LeasesSummaryofRightofuseAssetsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "periodStartLabel": "At January 1",
        "periodEndLabel": "At December 31",
        "label": "Right-of-use assets"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of assets that represent a lessee's right to use an underlying asset for the lease term that do not meet the definition of investment property. Underlying asset is an asset that is the subject of a lease, for which the right to use that asset has been provided by a lessor to a lessee."
       }
      }
     },
     "auth_ref": [
      "r170",
      "r177",
      "r320"
     ]
    },
    "shel_RightsAndConcessionsInRespectOfProvedAndUnprovedProperties": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "RightsAndConcessionsInRespectOfProvedAndUnprovedProperties",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/PropertyplantandequipmentNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Carrying amount of rights and concessions in respect of proved and unproved properties",
        "label": "Rights And Concessions In Respect Of Proved And Unproved Properties",
        "documentation": "Rights and concessions in respect of proved and unproved properties."
       }
      }
     },
     "auth_ref": []
    },
    "ecd_Rule10b51ArrAdoptedFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "Rule10b51ArrAdoptedFlag",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Rule 10b5-1 Arrangement Adopted [Flag]",
        "terseLabel": "Rule 10b5-1 Arrangement Adopted"
       }
      }
     },
     "auth_ref": [
      "r708"
     ]
    },
    "ecd_Rule10b51ArrTrmntdFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "Rule10b51ArrTrmntdFlag",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Rule 10b5-1 Arrangement Terminated [Flag]",
        "terseLabel": "Rule 10b5-1 Arrangement Terminated"
       }
      }
     },
     "auth_ref": [
      "r708"
     ]
    },
    "shel_SalesAndChargesToJointVenturesAndAssociates": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "SalesAndChargesToJointVenturesAndAssociates",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/JointventuresandassociatesSummaryofTransactionsWithJointVenturesandAssociatesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Sales and charges to joint ventures and associates",
        "label": "Sales And Charges To Joint Ventures And Associates",
        "documentation": "Sales and charges to joint ventures and associates."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_SalesFairValueMeasurementAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "SalesFairValueMeasurementAssets",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/InvestmentsinsecuritiesScheduleofInvestmentsinSecuritiesUsingPredominantlyUnobservableInputsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedTerseLabel": "Sales",
        "label": "Sales, fair value measurement, assets"
       }
      },
      "en": {
       "role": {
        "documentation": "The decrease in the fair value measurement of assets resulting from sales. [Refer: At fair value [member]]"
       }
      }
     },
     "auth_ref": [
      "r160"
     ]
    },
    "shel_SalesInSignificantUnobservableInputs": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "SalesInSignificantUnobservableInputs",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsSummaryofNetCarryingAmountsofDerivativeContractsMeasuredUsingPredominantlyUnobservableInputsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedTerseLabel": "Sales",
        "label": "Sales In Significant Unobservable Inputs",
        "documentation": "Sales in significant unobservable inputs."
       }
      }
     },
     "auth_ref": []
    },
    "shel_SalesTaxesExciseDutiesAndSimilarLeviesCurrentPayables": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "SalesTaxesExciseDutiesAndSimilarLeviesCurrentPayables",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/TradeandotherpayablesSummaryofDetailedInformationAboutTradeandOtherPayablesDetails": {
       "parentTag": "ifrs-full_TradeAndOtherCurrentPayables",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/TradeandotherpayablesSummaryofDetailedInformationAboutTradeandOtherPayablesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Sales taxes, excise duties and similar levies, current",
        "label": "Sales Taxes, Excise Duties and Similar Levies, Current Payables",
        "documentation": "Sales Taxes, Excise Duties and Similar Levies, Current Payables"
       }
      }
     },
     "auth_ref": []
    },
    "shel_SalesTaxesExciseDutiesAndSimilarLeviesNonCurrentPayables": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "SalesTaxesExciseDutiesAndSimilarLeviesNonCurrentPayables",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/TradeandotherpayablesSummaryofDetailedInformationAboutTradeandOtherPayablesDetails": {
       "parentTag": "ifrs-full_NoncurrentPayables",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/TradeandotherpayablesSummaryofDetailedInformationAboutTradeandOtherPayablesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Sales taxes, excises duties and similar duties, non-current",
        "label": "Sales Taxes, Excise Duties and Similar Levies, Non-current Payables",
        "documentation": "Sales Taxes, Excise Duties and Similar Levies, Non-current Payables"
       }
      }
     },
     "auth_ref": []
    },
    "srt_ScenarioForecastMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/srt/2025",
     "localname": "ScenarioForecastMember",
     "presentation": [
      "http://www.shell.com/role/CapitalmanagementDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation4Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarboncostforecastDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails",
      "http://www.shell.com/role/PostbalancesheeteventsDetails",
      "http://www.shell.com/role/RetirementbenefitsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Forecast",
        "label": "Forecast [Member]",
        "documentation": "Information reported for future period. Excludes information expected to be reported in future period for effect on historical fact."
       }
      }
     },
     "auth_ref": [
      "r773"
     ]
    },
    "srt_ScenarioUnspecifiedDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/srt/2025",
     "localname": "ScenarioUnspecifiedDomain",
     "presentation": [
      "http://www.shell.com/role/CapitalmanagementDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation4Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarboncostforecastDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails",
      "http://www.shell.com/role/PostbalancesheeteventsDetails",
      "http://www.shell.com/role/RetirementbenefitsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Scenario [Domain]",
        "label": "Scenario [Domain]",
        "documentation": "Scenario reported, distinguishing information from actual fact. Includes, but is not limited to, pro forma and forecast. Excludes actual facts."
       }
      }
     },
     "auth_ref": [
      "r309"
     ]
    },
    "shel_ScheduleOfEmissionSchemesAndRelatedEnvironmentalPlansTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ScheduleOfEmissionSchemesAndRelatedEnvironmentalPlansTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/EmissionsschemesandrelatedenvironmentalprogrammesTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of Emission Schemes and Related Environmental Plans",
        "label": "Schedule of Emission Schemes And Related Environmental Plans [Table Text Block]",
        "documentation": "Schedule of Emission Schemes And Related Environmental Plans"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ScheduleOfNonCurrentAssetsHeldForSaleTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ScheduleOfNonCurrentAssetsHeldForSaleTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/AssetsheldforsaleTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Schedule of Non-current Assets Held For Sale",
        "label": "Schedule Of Non-Current Assets Held For Sale [Table Text Block]",
        "documentation": "Schedule Of Non-Current Assets Held For Sale"
       }
      }
     },
     "auth_ref": []
    },
    "shel_Scope3Category11CustomerEmissions": {
     "xbrltype": "decimalItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "Scope3Category11CustomerEmissions",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation1Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Scope 3, Category 11 customer emissions",
        "label": "Scope 3, Category 11 Customer Emissions",
        "documentation": "Scope 3, Category 11 Customer Emissions"
       }
      }
     },
     "auth_ref": []
    },
    "dei_Security12bTitle": {
     "xbrltype": "securityTitleItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "Security12bTitle",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Title of 12(b) Security",
        "label": "Title of 12(b) Security",
        "documentation": "Title of a 12(b) registered security."
       }
      }
     },
     "auth_ref": [
      "r619"
     ]
    },
    "dei_SecurityExchangeName": {
     "xbrltype": "edgarExchangeCodeItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "SecurityExchangeName",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Security Exchange Name",
        "label": "Security Exchange Name",
        "documentation": "Name of the Exchange on which a security is registered."
       }
      }
     },
     "auth_ref": [
      "r621"
     ]
    },
    "ifrs-full_SegmentConsolidationItemsAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "SegmentConsolidationItemsAxis",
     "presentation": [
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Segment consolidation items [axis]",
        "label": "Segment consolidation items [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r269"
     ]
    },
    "ifrs-full_SegmentConsolidationItemsDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "SegmentConsolidationItemsDomain",
     "presentation": [
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Segment consolidation items [domain]",
        "label": "Segment consolidation items [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for the standard value for the 'Segment consolidation items' axis if no other member is used."
       }
      }
     },
     "auth_ref": [
      "r276"
     ]
    },
    "srt_SegmentGeographicalDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/srt/2025",
     "localname": "SegmentGeographicalDomain",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation4Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Geographical [Domain]",
        "label": "Geographical [Domain]",
        "documentation": "Geographical area."
       }
      }
     },
     "auth_ref": [
      "r286",
      "r288",
      "r291",
      "r293",
      "r294",
      "r295",
      "r296",
      "r297",
      "r298",
      "r299",
      "r300",
      "r301",
      "r302",
      "r304",
      "r305",
      "r306"
     ]
    },
    "ifrs-full_SegmentsAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "SegmentsAxis",
     "presentation": [
      "http://www.shell.com/role/CapitalmanagementDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation2Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation4Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation5Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarryingamountsofassetsDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionFixedassetsbysegmentDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails",
      "http://www.shell.com/role/EmployeesSummaryofAverageEmployeeNumbersDetails",
      "http://www.shell.com/role/GoodwillandotherintangibleassetsNarrativeDetails",
      "http://www.shell.com/role/GoodwillandotherintangibleassetsSummaryofIntangibleAssetsandGoodwillDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsImpairmentsummaryDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails",
      "http://www.shell.com/role/JointventuresandassociatesSummaryofShellShareofComprehensiveIncomeofJointVenturesandAssociatesDetails",
      "http://www.shell.com/role/JointventuresandassociatesSummaryofTransactionsWithJointVenturesandAssociatesDetails",
      "http://www.shell.com/role/SegmentinformationCashcapitalexpenditureDetails",
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails",
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails",
      "http://www.shell.com/role/TaxationNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Segments [axis]",
        "label": "Segments [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r84",
      "r168",
      "r269",
      "r314",
      "r546",
      "r573"
     ]
    },
    "ifrs-full_SegmentsDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "SegmentsDomain",
     "presentation": [
      "http://www.shell.com/role/CapitalmanagementDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation2Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation4Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation5Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarryingamountsofassetsDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionFixedassetsbysegmentDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails",
      "http://www.shell.com/role/EmployeesSummaryofAverageEmployeeNumbersDetails",
      "http://www.shell.com/role/GoodwillandotherintangibleassetsNarrativeDetails",
      "http://www.shell.com/role/GoodwillandotherintangibleassetsSummaryofIntangibleAssetsandGoodwillDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsImpairmentsummaryDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails",
      "http://www.shell.com/role/JointventuresandassociatesSummaryofShellShareofComprehensiveIncomeofJointVenturesandAssociatesDetails",
      "http://www.shell.com/role/JointventuresandassociatesSummaryofTransactionsWithJointVenturesandAssociatesDetails",
      "http://www.shell.com/role/SegmentinformationCashcapitalexpenditureDetails",
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails",
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails",
      "http://www.shell.com/role/TaxationNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Segments [domain]",
        "label": "Segments [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for all segments of an entity. It also represents the standard value for the 'Segments' axis if no other member is used."
       }
      }
     },
     "auth_ref": [
      "r84",
      "r168",
      "r276",
      "r314",
      "r546",
      "r573"
     ]
    },
    "shel_SelfGeneratedBiofuelCertificatesValueRecognized": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "SelfGeneratedBiofuelCertificatesValueRecognized",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Self-generated biofuel certificates, value recognized",
        "label": "Self-Generated Biofuel Certificates, Value Recognized",
        "documentation": "Self-Generated Biofuel Certificates, Value Recognized"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_SellingGeneralAndAdministrativeExpense": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "SellingGeneralAndAdministrativeExpense",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails": {
       "parentTag": "ifrs-full_OperatingExpense",
       "weight": 1.0,
       "order": 2.0
      },
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFINCOME": {
       "parentTag": "shel_TotalExpenditureIncludingFinanceCosts",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFINCOME",
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Selling, distribution and administrative expenses",
        "label": "Selling, general and administrative expense"
       }
      }
     },
     "auth_ref": [
      "r788"
     ]
    },
    "shel_SensitivityAnalysisClimateChangeAndEnergyTransitionTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "SensitivityAnalysisClimateChangeAndEnergyTransitionTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Sensitivity analysis climate change and energy transition",
        "label": "Sensitivity Analysis Climate Change And Energy Transition [Table Text Block]",
        "documentation": "Sensitivity Analysis Climate Change And Energy Transition"
       }
      }
     },
     "auth_ref": []
    },
    "shel_SensitivityAnalysisEffectOfChangeInAveragePrices": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "SensitivityAnalysisEffectOfChangeInAveragePrices",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Sensitivity effect of change in average prices",
        "label": "Sensitivity Analysis Effect Of Change In Average Prices",
        "documentation": "Sensitivity Analysis Effect Of Change In Average Prices"
       }
      }
     },
     "auth_ref": []
    },
    "shel_SensitivityAnalysisEffectOfChangeInCarbonPriceScenarioOnRecoverableAmounts": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "SensitivityAnalysisEffectOfChangeInCarbonPriceScenarioOnRecoverableAmounts",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Effect of change in average carbon prices",
        "label": "Sensitivity Analysis Effect Of Change In Carbon Price Scenario On Recoverable Amounts",
        "documentation": "Sensitivity Analysis Effect Of Change In Carbon Price Scenario On Recoverable Amounts"
       }
      }
     },
     "auth_ref": []
    },
    "shel_SensitivityAnalysisEffectOfChangeInInputExpectedReversalOfImpairmentLoss": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "SensitivityAnalysisEffectOfChangeInInputExpectedReversalOfImpairmentLoss",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation2Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Expected reversal of impairment loss with change in measurement input",
        "label": "Sensitivity Analysis, Effect Of Change In Input, Expected Reversal of Impairment Loss",
        "documentation": "Sensitivity Analysis, Effect Of Change In Input, Expected Reversal of Impairment Loss"
       }
      }
     },
     "auth_ref": []
    },
    "shel_SensitivityAnalysisEffectOfTenPercentDecreaseInMidPriceOutlook": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "SensitivityAnalysisEffectOfTenPercentDecreaseInMidPriceOutlook",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation2Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Sensitivity - 10% to the mid-price outlook",
        "negatedTerseLabel": "Sensitivity -10% to the mid-price outlook",
        "label": "Sensitivity Analysis Effect Of Ten Percent Decrease In Mid-Price Outlook",
        "documentation": "Sensitivity Analysis Effect Of Ten Percent Decrease In Mid-Price Outlook"
       }
      }
     },
     "auth_ref": []
    },
    "shel_SensitivityAnalysisEffectOfTenPercentIncreaseInMidPriceOutlook": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "SensitivityAnalysisEffectOfTenPercentIncreaseInMidPriceOutlook",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Sensitivity +10% to the mid-price outlook",
        "label": "Sensitivity Analysis Effect Of Ten Percent Increase In Mid-Price Outlook",
        "documentation": "Sensitivity Analysis Effect Of Ten Percent Increase In Mid-Price Outlook"
       }
      }
     },
     "auth_ref": []
    },
    "shel_SeptemberMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "SeptemberMember",
     "presentation": [
      "http://www.shell.com/role/DividendsSummaryofInterimDividendsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "September",
        "label": "September [Member]",
        "documentation": "September"
       }
      }
     },
     "auth_ref": []
    },
    "shel_SettlementsObligations": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "SettlementsObligations",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/EmissionsschemesandrelatedenvironmentalprogrammesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Settlements",
        "label": "Settlements, Obligations",
        "documentation": "Settlements, Obligations"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ShareAwardsUnderPSPAndLTIPMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ShareAwardsUnderPSPAndLTIPMember",
     "presentation": [
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustScheduleofShareAwardsUnderthePSPandLTIPDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Share awards under PSP and LTIP",
        "label": "Share Awards Under PSP And LTIP [Member]",
        "documentation": "Share awards under PSP and LTIP."
       }
      }
     },
     "auth_ref": []
    },
    "shel_ShareBasedCompensation1": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ShareBasedCompensation1",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/OtherreservesSummaryofOtherReservesAttributabletoRoyalDutchShellplcShareholdersDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedTerseLabel": "Share-based compensation",
        "label": "Share Based Compensation1",
        "documentation": "Share based compensation."
       }
      }
     },
     "auth_ref": []
    },
    "shel_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod2": {
     "xbrltype": "durationItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod2",
     "presentation": [
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesDetails",
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Vesting period of share-based compensation",
        "label": "Share-Based Compensation Arrangement By Share-Based Payment Award, Award Vesting Period2",
        "documentation": "Share-Based Compensation Arrangement By Share-Based Payment Award, Award Vesting Period2"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfGrantDateFairValue": {
     "xbrltype": "pureItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfGrantDateFairValue",
     "presentation": [
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Percentage of grant date fair value",
        "label": "Share-Based Compensation Arrangement By Share-Based Payment Award, Percentage of Grant Date Fair Value",
        "documentation": "Share-Based Compensation Arrangement By Share-Based Payment Award, Value as a Percentage of Grant Date Fair Value"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformancePeriod": {
     "xbrltype": "durationItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformancePeriod",
     "presentation": [
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Performance period",
        "label": "Share-Based Compensation Arrangement By Share-Based Payment Award, Performance Period",
        "documentation": "Share-Based Compensation Arrangement By Share-Based Payment Award, Performance Period"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2025",
     "localname": "ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "All Award Types",
        "terseLabel": "All Award Types"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ShareBuyBackProgramContractTerm": {
     "xbrltype": "durationItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ShareBuyBackProgramContractTerm",
     "presentation": [
      "http://www.shell.com/role/PostbalancesheeteventsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Stock repurchase program, contract term",
        "label": "Share Buy Back Program, Contract Term",
        "documentation": "Share Buy Back Program, Contract Term"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ShareBuyBackProgramNumberOfContracts": {
     "xbrltype": "integerItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ShareBuyBackProgramNumberOfContracts",
     "presentation": [
      "http://www.shell.com/role/PostbalancesheeteventsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Stock repurchase program, number of contracts",
        "label": "Share Buy Back Program, Number Of Contracts",
        "documentation": "Share Buy Back Program, Number Of Contracts"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ShareCapitalReservesAndOtherEquityInterestAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ShareCapitalReservesAndOtherEquityInterestAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Share Capital, Reserves And Other Equity Interest [Abstract]",
        "documentation": "Share Capital, Reserves And Other Equity Interest [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethod": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethod",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/JointventuresandassociatesSummaryofShellShareofComprehensiveIncomeofJointVenturesandAssociatesDetails": {
       "parentTag": "ifrs-full_ShareOfTotalComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethod",
       "weight": 1.0,
       "order": 2.0
      },
      "http://www.shell.com/role/OtherreservesSummaryofAccumulatedOtherComprehensiveIncomeAttributabletoRoyalDutchShellplcShareholdersDetails": {
       "parentTag": "ifrs-full_OtherComprehensiveIncome",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/JointventuresandassociatesSummaryofShellShareofComprehensiveIncomeofJointVenturesandAssociatesDetails",
      "http://www.shell.com/role/OtherreservesSummaryofAccumulatedOtherComprehensiveIncomeAttributabletoRoyalDutchShellplcShareholdersDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Other comprehensive income/(loss) for the period",
        "verboseLabel": "Share of joint ventures and associates",
        "label": "Share of other comprehensive income of associates and joint ventures accounted for using equity method, net of tax"
       }
      },
      "en": {
       "role": {
        "documentation": "The entity's share of the other comprehensive income of associates and joint ventures accounted for using the equity method, net of tax. [Refer: Total for all associates [member]; Investments accounted for using equity method; Total for all joint ventures [member]; Other comprehensive income]"
       }
      }
     },
     "auth_ref": [
      "r150",
      "r532"
     ]
    },
    "ifrs-full_ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillBeReclassifiedToProfitOrLossNetOfTax": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillBeReclassifiedToProfitOrLossNetOfTax",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOME": {
       "parentTag": "ifrs-full_OtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTax",
       "weight": 1.0,
       "order": 6.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOME"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Share of other comprehensive income/(loss) of joint ventures and associates",
        "label": "Share of other comprehensive income of associates and joint ventures accounted for using equity method that will be reclassified to profit or loss, net of tax"
       }
      },
      "en": {
       "role": {
        "documentation": "Share of the other comprehensive income of associates and joint ventures accounted for using the equity method that will be reclassified to profit or loss, net of tax."
       }
      }
     },
     "auth_ref": [
      "r531"
     ]
    },
    "ifrs-full_ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillNotBeReclassifiedToProfitOrLossNetOfTax": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillNotBeReclassifiedToProfitOrLossNetOfTax",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOME": {
       "parentTag": "ifrs-full_OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTax",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOME"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Share of other comprehensive (loss)/income of joint ventures and associates",
        "label": "Share of other comprehensive income of associates and joint ventures accounted for using equity method that will not be reclassified to profit or loss, net of tax"
       }
      },
      "en": {
       "role": {
        "documentation": "Share of the other comprehensive income of associates and joint ventures accounted for using the equity method that will not be reclassified to profit or loss, net of tax."
       }
      }
     },
     "auth_ref": [
      "r531"
     ]
    },
    "ifrs-full_ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/JointventuresandassociatesSummaryofShellShareofComprehensiveIncomeofJointVenturesandAssociatesDetails": {
       "parentTag": "ifrs-full_ShareOfTotalComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethod",
       "weight": 1.0,
       "order": 1.0
      },
      "http://www.shell.com/role/TaxationSummaryofReconciliationofApplicableTaxChargeCreditatStatutoryTaxRatestoTaxationChargeDetails": {
       "parentTag": "ifrs-full_ProfitLossBeforeTax",
       "weight": 1.0,
       "order": 1.0
      },
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFINCOME": {
       "parentTag": "ifrs-full_RevenueAndOperatingIncome",
       "weight": 1.0,
       "order": 2.0
      },
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS": {
       "parentTag": "ifrs-full_CashFlowsFromUsedInOperatingActivities",
       "weight": -1.0,
       "order": 6.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS",
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFINCOME",
      "http://www.shell.com/role/JointventuresandassociatesSummaryofShellShareofComprehensiveIncomeofJointVenturesandAssociatesDetails",
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails",
      "http://www.shell.com/role/TaxationSummaryofReconciliationofApplicableTaxChargeCreditatStatutoryTaxRatestoTaxationChargeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Share of profit of joint ventures and associates",
        "negatedLabel": "Share of profit of joint ventures and associates",
        "verboseLabel": "Income for the period",
        "negatedTerseLabel": "Less: share of profit of joint ventures and associates",
        "label": "Share of profit (loss) of associates and joint ventures accounted for using equity method"
       }
      }
     },
     "auth_ref": [
      "r267",
      "r275",
      "r529"
     ]
    },
    "ifrs-full_ShareOfTotalComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethod": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ShareOfTotalComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethod",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/JointventuresandassociatesSummaryofShellShareofComprehensiveIncomeofJointVenturesandAssociatesDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/JointventuresandassociatesSummaryofShellShareofComprehensiveIncomeofJointVenturesandAssociatesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Comprehensive income for the period",
        "label": "Share of total comprehensive income of associates and joint ventures accounted for using equity method"
       }
      },
      "en": {
       "role": {
        "documentation": "The entity's share of the total comprehensive income of associates and joint ventures accounted for using the equity method. [Refer: Total for all associates [member]; Total for all joint ventures [member]; Investments accounted for using equity method]"
       }
      }
     },
     "auth_ref": [
      "r151"
     ]
    },
    "shel_SharePlanReserveMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "SharePlanReserveMember",
     "presentation": [
      "http://www.shell.com/role/OtherreservesSummaryofOtherReservesAttributabletoRoyalDutchShellplcShareholdersDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Share plan reserve",
        "label": "Share Plan Reserve [Member]",
        "documentation": "Share plan reserve."
       }
      }
     },
     "auth_ref": []
    },
    "shel_SharePremiumReserveMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "SharePremiumReserveMember",
     "presentation": [
      "http://www.shell.com/role/OtherreservesSummaryofOtherReservesAttributabletoRoyalDutchShellplcShareholdersDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Share premium reserve",
        "label": "Share Premium Reserve [Member]",
        "documentation": "Share premium reserve."
       }
      }
     },
     "auth_ref": []
    },
    "shel_SharebasedPaymentArrangementVestingRightsPercentage": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "SharebasedPaymentArrangementVestingRightsPercentage",
     "presentation": [
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Vesting percentage of share-based compensation",
        "label": "Share-based Payment Arrangement Vesting Rights Percentage",
        "documentation": "Share-based payment arrangement vesting rights percentage."
       }
      }
     },
     "auth_ref": []
    },
    "shel_SharebasedPaymentArrangementsAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "SharebasedPaymentArrangementsAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-based Payment Arrangements [Abstract]",
        "documentation": "Share-based Payment Arrangements [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ShareholderDistributionPercentage": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ShareholderDistributionPercentage",
     "presentation": [
      "http://www.shell.com/role/CapitalmanagementDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Shareholder distribution percentage",
        "label": "Shareholder Distribution Percentage",
        "documentation": "Shareholder Distribution Percentage"
       }
      }
     },
     "auth_ref": []
    },
    "shel_SharesHeldByEmployeeShareTrustsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "SharesHeldByEmployeeShareTrustsMember",
     "presentation": [
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Shares held by employee share trusts",
        "label": "Shares Held By Employee Share Trusts [Member]",
        "documentation": "Shares held by employee share trusts."
       }
      }
     },
     "auth_ref": []
    },
    "shel_SharesHeldInTrustMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "SharesHeldInTrustMember",
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCHANGESINEQUITY"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Shares held in trust",
        "label": "Shares Held In Trust [Member]",
        "documentation": "Shares held in trust."
       }
      }
     },
     "auth_ref": []
    },
    "shel_ShellBusinessServiceCentreMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ShellBusinessServiceCentreMember",
     "presentation": [
      "http://www.shell.com/role/EmployeesSummaryofAverageEmployeeNumbersDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Shell business service centre",
        "label": "Shell Business Service Centre [Member]",
        "documentation": "Shell Business Service Centre"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ShellMidPriceMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ShellMidPriceMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation4Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarboncostforecastDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionMidPriceOutlookDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Shell mid-price",
        "label": "Shell Mid-Price [Member]",
        "documentation": "Shell Mid-Price"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ShellUKOffshoreOilAndGasAssetsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ShellUKOffshoreOilAndGasAssetsMember",
     "presentation": [
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Shell UK offshore oil and gas assets",
        "label": "Shell UK Offshore Oil and Gas Assets [Member]",
        "documentation": "Shell UK Offshore Oil and Gas Assets"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ShortTermCommercialPaperProgrammeMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ShortTermCommercialPaperProgrammeMember",
     "presentation": [
      "http://www.shell.com/role/DebtNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Short term commercial paper programme",
        "label": "Short Term Commercial Paper Programme [Member]",
        "documentation": "Short Term Commercial Paper Programme"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ShortTermCreditFacility": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ShortTermCreditFacility",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/DebtNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Maximum issuance of debt, short-term",
        "label": "Short Term Credit Facility",
        "documentation": "Issuance of short term debt."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_ShorttermBorrowings": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ShorttermBorrowings",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/DebtScheduleofDebtDetails": {
       "parentTag": "ifrs-full_CurrentBorrowingsAndCurrentPortionOfNoncurrentBorrowings",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofDebtDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Short-term debt",
        "label": "Current borrowings"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of current borrowings. [Refer: Borrowings]"
       }
      }
     },
     "auth_ref": [
      "r784"
     ]
    },
    "ifrs-full_ShorttermDepositsClassifiedAsCashEquivalents": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ShorttermDepositsClassifiedAsCashEquivalents",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CashandcashequivalentsSummaryofCashandCashEquivalentsDetails": {
       "parentTag": "ifrs-full_CashAndCashEquivalents",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CashandcashequivalentsSummaryofCashandCashEquivalentsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Short-term bank deposits",
        "label": "Short-term deposits, classified as cash equivalents"
       }
      },
      "en": {
       "role": {
        "documentation": "A classification of cash equivalents representing short-term deposits. [Refer: Cash equivalents]"
       }
      }
     },
     "auth_ref": [
      "r766"
     ]
    },
    "ifrs-full_ShorttermEmployeeBenefitsExpense": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ShorttermEmployeeBenefitsExpense",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/DirectorsandseniormanagementSummaryofDirectorsandSeniorManagementExpenseDetails": {
       "parentTag": "ifrs-full_EmployeeBenefitsExpense",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/DirectorsandseniormanagementSummaryofDirectorsandSeniorManagementExpenseDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Short-term benefits",
        "label": "Short-term employee benefits expense"
       }
      }
     },
     "auth_ref": [
      "r781"
     ]
    },
    "ifrs-full_SignificantInvestmentsInAssociatesAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "SignificantInvestmentsInAssociatesAxis",
     "presentation": [
      "http://www.shell.com/role/JointventuresandassociatesSummaryofShellShareofComprehensiveIncomeofJointVenturesandAssociatesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Associates [axis]",
        "label": "Associates [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r68",
      "r71",
      "r155",
      "r458"
     ]
    },
    "ifrs-full_SignificantInvestmentsInAssociatesDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "SignificantInvestmentsInAssociatesDomain",
     "presentation": [
      "http://www.shell.com/role/JointventuresandassociatesSummaryofShellShareofComprehensiveIncomeofJointVenturesandAssociatesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Associates [domain]",
        "label": "Associates [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for the standard value for the 'Associates' axis if no other member is used."
       }
      }
     },
     "auth_ref": [
      "r68",
      "r71",
      "r155",
      "r458"
     ]
    },
    "ifrs-full_SignificantInvestmentsInSubsidiariesAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "SignificantInvestmentsInSubsidiariesAxis",
     "presentation": [
      "http://www.shell.com/role/PostbalancesheeteventsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Subsidiaries [axis]",
        "label": "Subsidiaries [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r68",
      "r71",
      "r153",
      "r456"
     ]
    },
    "ifrs-full_SignificantInvestmentsInSubsidiariesDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "SignificantInvestmentsInSubsidiariesDomain",
     "presentation": [
      "http://www.shell.com/role/PostbalancesheeteventsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Subsidiaries [domain]",
        "label": "Subsidiaries [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for the standard value for the 'Subsidiaries' axis if no other member is used."
       }
      }
     },
     "auth_ref": [
      "r68",
      "r71",
      "r153",
      "r456"
     ]
    },
    "ifrs-full_SocialSecurityContributions": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "SocialSecurityContributions",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/EmployeesSummaryofEmployeeCostsDetails": {
       "parentTag": "ifrs-full_EmployeeBenefitsExpense",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/EmployeesSummaryofEmployeeCostsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Social security contributions [A]",
        "label": "Social security contributions"
       }
      }
     },
     "auth_ref": [
      "r746"
     ]
    },
    "srt_StatementGeographicalAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/srt/2025",
     "localname": "StatementGeographicalAxis",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation4Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Geographical [Axis]",
        "label": "Geographical [Axis]",
        "documentation": "Information by geographical components."
       }
      }
     },
     "auth_ref": [
      "r286",
      "r288",
      "r291",
      "r293",
      "r294",
      "r295",
      "r296",
      "r297",
      "r298",
      "r299",
      "r300",
      "r301",
      "r302",
      "r304",
      "r305",
      "r306"
     ]
    },
    "ifrs-full_StatementOfCashFlowsAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "StatementOfCashFlowsAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Statement of cash flows [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_StatementOfChangesInEquityAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "StatementOfChangesInEquityAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Statement of changes in equity [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_StatementOfChangesInEquityLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "StatementOfChangesInEquityLineItems",
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCHANGESINEQUITY"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Statement of changes in equity [line items]",
        "label": "Statement of changes in equity [line items]"
       }
      },
      "en": {
       "role": {
        "documentation": "Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_StatementOfChangesInEquityTable": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "StatementOfChangesInEquityTable",
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCHANGESINEQUITY"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Statement of changes in equity [table]",
        "label": "Statement of changes in equity [table]"
       }
      },
      "en": {
       "role": {
        "documentation": "Schedule disclosing information related to changes in equity."
       }
      }
     },
     "auth_ref": [
      "r486"
     ]
    },
    "ifrs-full_StatementOfComprehensiveIncomeAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "StatementOfComprehensiveIncomeAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Statement of comprehensive income [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_StatementOfFinancialPositionAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "StatementOfFinancialPositionAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Statement of financial position [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "srt_StatementScenarioAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/srt/2025",
     "localname": "StatementScenarioAxis",
     "presentation": [
      "http://www.shell.com/role/CapitalmanagementDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation4Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarboncostforecastDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails",
      "http://www.shell.com/role/PostbalancesheeteventsDetails",
      "http://www.shell.com/role/RetirementbenefitsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Scenario [Axis]",
        "label": "Scenario [Axis]",
        "documentation": "Information by scenario reported, distinguishing information from actual fact. Includes, but is not limited to, pro forma and forecast. Excludes actual facts."
       }
      }
     },
     "auth_ref": [
      "r309"
     ]
    },
    "ecd_StkPrcOrTsrEstimationMethodTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "StkPrcOrTsrEstimationMethodTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Stock Price or TSR Estimation Method [Text Block]",
        "terseLabel": "Stock Price or TSR Estimation Method"
       }
      }
     },
     "auth_ref": [
      "r640",
      "r651",
      "r661",
      "r694"
     ]
    },
    "us-gaap_StockAppreciationRightsSARSMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2025",
     "localname": "StockAppreciationRightsSARSMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Stock Appreciation Rights (SARs) [Member]",
        "terseLabel": "Stock Appreciation Rights (SARs)"
       }
      }
     },
     "auth_ref": []
    },
    "srt_StockRepurchaseProgramAuthorizedAmount1": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/srt/2025",
     "localname": "StockRepurchaseProgramAuthorizedAmount1",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/PostbalancesheeteventsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Share repurchase program, authorized, amount",
        "label": "Share Repurchase Program, Authorized, Amount",
        "documentation": "Amount authorized for purchase of share under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership."
       }
      }
     },
     "auth_ref": []
    },
    "srt_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/srt/2025",
     "localname": "StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased",
     "presentation": [
      "http://www.shell.com/role/SharecapitalNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Stock repurchase program, shares authorized (in shares)",
        "label": "Share Repurchase Program, Authorized, Number of Shares",
        "documentation": "Number of shares authorized to be purchased under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_SubclassificationsOfAssetsLiabilitiesAndEquitiesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "SubclassificationsOfAssetsLiabilitiesAndEquitiesAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Subclassifications of assets, liabilities and equities [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "shel_SummaryOfAdjustedEarningsBySegmentTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "SummaryOfAdjustedEarningsBySegmentTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/SegmentinformationTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of Adjusted Earnings by Segment",
        "label": "Summary of Adjusted Earnings by Segment [Table Text Block]",
        "documentation": "Summary of Adjusted Earnings by Segment"
       }
      }
     },
     "auth_ref": []
    },
    "shel_SummaryOfCostEnvironmentalSchemesAndRelatedEnvironmentalPlansTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "SummaryOfCostEnvironmentalSchemesAndRelatedEnvironmentalPlansTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/EmissionsschemesandrelatedenvironmentalprogrammesTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of Cost Environmental Schemes and Related Environmental Plans",
        "label": "Summary Of Cost Environmental Schemes And Related Environmental Plans [Table Text Block]",
        "documentation": "Summary Of Cost Environmental Schemes And Related Environmental Plans"
       }
      }
     },
     "auth_ref": []
    },
    "shel_SummaryOfDetailedInformationOfCarbonPricesTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "SummaryOfDetailedInformationOfCarbonPricesTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of information about carbon prices",
        "label": "Summary Of Detailed Information Of Carbon Prices [Table Text Block]",
        "documentation": "Summary Of Detailed Information Of Carbon Prices"
       }
      }
     },
     "auth_ref": []
    },
    "shel_SummaryOfIdentifiedItemsBySegmentTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "SummaryOfIdentifiedItemsBySegmentTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/SegmentinformationTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of Identified Items by Segment",
        "label": "Summary of Identified Items by Segment [Table Text Block]",
        "documentation": "Summary of Identified Items by Segment"
       }
      }
     },
     "auth_ref": []
    },
    "shel_SummaryOfObligationsRelatedToEmissionsSchemesAndRelatedEnvironmentalPlansTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "SummaryOfObligationsRelatedToEmissionsSchemesAndRelatedEnvironmentalPlansTableTextBlock",
     "presentation": [
      "http://www.shell.com/role/EmissionsschemesandrelatedenvironmentalprogrammesTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Summary of Obligations",
        "label": "Summary of Obligations Related To Emissions Schemes And Related Environmental Plans [Table Text Block]",
        "documentation": "Summary of Obligations Related To Emissions Schemes And Related Environmental Plans"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_SupplierFinanceArrangementsAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "SupplierFinanceArrangementsAxis",
     "presentation": [
      "http://www.shell.com/role/TradeandotherpayablesNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Supplier finance arrangements [axis]",
        "label": "Supplier finance arrangements [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table. This axis represents the financial liabilities that are part of a supplier finance arrangement."
       }
      }
     },
     "auth_ref": [
      "r124",
      "r125",
      "r346",
      "r347"
     ]
    },
    "ifrs-full_SupplierFinanceArrangementsDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "SupplierFinanceArrangementsDomain",
     "presentation": [
      "http://www.shell.com/role/TradeandotherpayablesNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Supplier finance arrangements [domain]",
        "label": "Supplier finance arrangements [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for the standard value of the \u2018Supplier finance arrangements\u2019 axis if no other member is used."
       }
      }
     },
     "auth_ref": [
      "r124",
      "r125",
      "r346",
      "r347"
     ]
    },
    "ifrs-full_SurplusDeficitInPlan": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "SurplusDeficitInPlan",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedTerseLabel": "Surplus (deficit)",
        "label": "Surplus (deficit) in plan"
       }
      },
      "en": {
       "role": {
        "documentation": "The fair value of any plan assets, less the present value of the defined benefit obligation. [Refer: Plan assets [member]]"
       }
      }
     },
     "auth_ref": [
      "r745"
     ]
    },
    "ecd_TabularListTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "TabularListTableTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Tabular List [Table Text Block]",
        "terseLabel": "Tabular List, Table"
       }
      }
     },
     "auth_ref": [
      "r687"
     ]
    },
    "ifrs-full_TangibleExplorationAndEvaluationAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "TangibleExplorationAndEvaluationAssets",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/PropertyplantandequipmentSummaryofCapitalisedExplorationDrillingCostsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "periodStartLabel": "At January 1",
        "periodEndLabel": "At December 31",
        "label": "Tangible exploration and evaluation assets"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of exploration and evaluation assets recognised as tangible assets in accordance with the entity's accounting policy. [Refer: Exploration and evaluation assets [member]]"
       }
      }
     },
     "auth_ref": [
      "r216",
      "r425"
     ]
    },
    "shel_TangibleExplorationAndEvaluationAssetsAdditionsPendingDeterminationOfProvedReserves": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "TangibleExplorationAndEvaluationAssetsAdditionsPendingDeterminationOfProvedReserves",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/PropertyplantandequipmentSummaryofCapitalisedExplorationDrillingCostsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Additions pending determination of proved reserves",
        "label": "Tangible Exploration And Evaluation Assets Additions Pending Determination Of Proved Reserves",
        "documentation": "Tangible exploration and evaluation assets additions pending determination of proved reserves."
       }
      }
     },
     "auth_ref": []
    },
    "shel_TangibleExplorationAndEvaluationAssetsAmountChargedToExpense": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "TangibleExplorationAndEvaluationAssetsAmountChargedToExpense",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS": {
       "parentTag": "ifrs-full_CashFlowsFromUsedInOperatingActivities",
       "weight": 1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS",
      "http://www.shell.com/role/PropertyplantandequipmentSummaryofCapitalisedExplorationDrillingCostsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Exploration well write-offs",
        "negatedLabel": "Amounts charged to expense",
        "label": "Tangible Exploration And Evaluation Assets Amount Charged To Expense",
        "documentation": "Tangible exploration and evaluation assets amount charged to expense."
       }
      }
     },
     "auth_ref": []
    },
    "shel_TangibleExplorationAndEvaluationAssetsOtherMovements": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "TangibleExplorationAndEvaluationAssetsOtherMovements",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/PropertyplantandequipmentSummaryofCapitalisedExplorationDrillingCostsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Other movements [A]",
        "label": "Tangible Exploration And Evaluation Assets Other Movements",
        "documentation": "Tangible exploration and evaluation assets other movements."
       }
      }
     },
     "auth_ref": []
    },
    "shel_TangibleExplorationAndEvaluationAssetsReclassificationsToProductiveWellsOnDeterminationOfProvedReserves": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "TangibleExplorationAndEvaluationAssetsReclassificationsToProductiveWellsOnDeterminationOfProvedReserves",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/PropertyplantandequipmentSummaryofCapitalisedExplorationDrillingCostsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedLabel": "Reclassifications to productive wells on determination of proved reserves",
        "label": "Tangible Exploration And Evaluation Assets Reclassifications To Productive Wells On Determination Of Proved Reserves",
        "documentation": "Tangible exploration and evaluation assets reclassifications to productive wells on determination of proved reserves."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_TaxEffectFromChangeInTaxRate": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "TaxEffectFromChangeInTaxRate",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/TaxationSummaryofReconciliationofApplicableTaxChargeCreditatStatutoryTaxRatestoTaxationChargeDetails": {
       "parentTag": "ifrs-full_IncomeTaxExpenseContinuingOperations",
       "weight": 1.0,
       "order": 8.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofReconciliationofApplicableTaxChargeCreditatStatutoryTaxRatestoTaxationChargeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Changes in tax rates and legislation",
        "label": "Tax effect from change in tax rate"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount that represents the difference between the tax expense (income) and the product of the accounting profit multiplied by the applicable tax rate(s) that relates to changes in the tax rate. [Refer: Accounting profit]"
       }
      }
     },
     "auth_ref": [
      "r4",
      "r354"
     ]
    },
    "shel_TaxEffectOfAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "TaxEffectOfAbstract",
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofReconciliationofApplicableTaxChargeCreditatStatutoryTaxRatestoTaxationChargeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Tax effects of:",
        "label": "Tax Effect Of [Abstract]",
        "documentation": "Tax Effect Of Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "shel_TaxEffectOfDisposals": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "TaxEffectOfDisposals",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/TaxationSummaryofReconciliationofApplicableTaxChargeCreditatStatutoryTaxRatestoTaxationChargeDetails": {
       "parentTag": "ifrs-full_IncomeTaxExpenseContinuingOperations",
       "weight": 1.0,
       "order": 7.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofReconciliationofApplicableTaxChargeCreditatStatutoryTaxRatestoTaxationChargeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Disposals",
        "label": "Tax Effect Of Disposals",
        "documentation": "Tax Effect Of Disposals"
       }
      }
     },
     "auth_ref": []
    },
    "shel_TaxEffectOfExchangeRateDifferences": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "TaxEffectOfExchangeRateDifferences",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/TaxationSummaryofReconciliationofApplicableTaxChargeCreditatStatutoryTaxRatestoTaxationChargeDetails": {
       "parentTag": "ifrs-full_IncomeTaxExpenseContinuingOperations",
       "weight": 1.0,
       "order": 6.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofReconciliationofApplicableTaxChargeCreditatStatutoryTaxRatestoTaxationChargeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Exchange rate differences",
        "label": "Tax Effect Of Exchange Rate Differences",
        "documentation": "Tax Effect Of Exchange Rate Differences"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_TaxEffectOfExpenseNotDeductibleInDeterminingTaxableProfitTaxLoss": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "TaxEffectOfExpenseNotDeductibleInDeterminingTaxableProfitTaxLoss",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/TaxationSummaryofReconciliationofApplicableTaxChargeCreditatStatutoryTaxRatestoTaxationChargeDetails": {
       "parentTag": "ifrs-full_IncomeTaxExpenseContinuingOperations",
       "weight": 1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofReconciliationofApplicableTaxChargeCreditatStatutoryTaxRatestoTaxationChargeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Expenses not deductible for tax purposes",
        "label": "Tax effect of expense not deductible in determining taxable profit (tax loss)"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount that represents the difference between the tax expense (income) and the product of the accounting profit multiplied by the applicable tax rate(s) that relates to expenses not deductible in determining taxable profit (tax loss). [Refer: Accounting profit]"
       }
      }
     },
     "auth_ref": [
      "r4",
      "r354"
     ]
    },
    "shel_TaxEffectOfIncentivesForInvestmentAndDevelopment": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "TaxEffectOfIncentivesForInvestmentAndDevelopment",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/TaxationSummaryofReconciliationofApplicableTaxChargeCreditatStatutoryTaxRatestoTaxationChargeDetails": {
       "parentTag": "ifrs-full_IncomeTaxExpenseContinuingOperations",
       "weight": 1.0,
       "order": 5.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofReconciliationofApplicableTaxChargeCreditatStatutoryTaxRatestoTaxationChargeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Incentives for investment and development",
        "label": "Tax Effect Of Incentives For Investment And Development",
        "documentation": "Tax Effect Of Incentives For Investment And Development"
       }
      }
     },
     "auth_ref": []
    },
    "shel_TaxEffectOfIncomeNotSubjectToTaxAtStatutoryRates": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "TaxEffectOfIncomeNotSubjectToTaxAtStatutoryRates",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/TaxationSummaryofReconciliationofApplicableTaxChargeCreditatStatutoryTaxRatestoTaxationChargeDetails": {
       "parentTag": "ifrs-full_IncomeTaxExpenseContinuingOperations",
       "weight": 1.0,
       "order": 9.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofReconciliationofApplicableTaxChargeCreditatStatutoryTaxRatestoTaxationChargeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Income not subject to tax at standard statutory rates",
        "label": "Tax Effect Of Income Not Subject To Tax At Statutory Rates",
        "documentation": "Tax effect of income not subject to tax at statutory rates."
       }
      }
     },
     "auth_ref": []
    },
    "shel_TaxEffectOfRecognitionDerecognitionOfDeferredTaxAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "TaxEffectOfRecognitionDerecognitionOfDeferredTaxAssets",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/TaxationSummaryofReconciliationofApplicableTaxChargeCreditatStatutoryTaxRatestoTaxationChargeDetails": {
       "parentTag": "ifrs-full_IncomeTaxExpenseContinuingOperations",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofReconciliationofApplicableTaxChargeCreditatStatutoryTaxRatestoTaxationChargeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Derecognition of deferred tax assets",
        "label": "Tax Effect Of Recognition Derecognition Of Deferred Tax Assets",
        "documentation": "Tax effect of (recognition) derecognition of deferred tax assets."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_TaxExpenseIncomeAtApplicableTaxRate": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "TaxExpenseIncomeAtApplicableTaxRate",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/TaxationSummaryofReconciliationofApplicableTaxChargeCreditatStatutoryTaxRatestoTaxationChargeDetails": {
       "parentTag": "ifrs-full_IncomeTaxExpenseContinuingOperations",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofReconciliationofApplicableTaxChargeCreditatStatutoryTaxRatestoTaxationChargeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Applicable tax charge at standard statutory tax rates",
        "label": "Tax expense (income) at applicable tax rate"
       }
      },
      "en": {
       "role": {
        "documentation": "The product of the accounting profit multiplied by the applicable tax rate(s). [Refer: Accounting profit; Applicable tax rate]"
       }
      }
     },
     "auth_ref": [
      "r4",
      "r354"
     ]
    },
    "shel_TaxLossesCarriedForwardMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "TaxLossesCarriedForwardMember",
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofDeferredTaxDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Tax losses and credits carried forward",
        "label": "Tax Losses Carried Forward [Member]",
        "documentation": "Tax losses carried forward [member]"
       }
      }
     },
     "auth_ref": []
    },
    "shel_TaxOnIdentifiedItems": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "TaxOnIdentifiedItems",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails",
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Tax on identified items [D]",
        "label": "Tax on Identified Items",
        "documentation": "Tax on Identified Items"
       }
      }
     },
     "auth_ref": []
    },
    "shel_TaxRateEffectOfAdjustmentsForCurrentTaxOfPriorPeriodsAmount": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "TaxRateEffectOfAdjustmentsForCurrentTaxOfPriorPeriodsAmount",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/TaxationSummaryofReconciliationofApplicableTaxChargeCreditatStatutoryTaxRatestoTaxationChargeDetails": {
       "parentTag": "ifrs-full_IncomeTaxExpenseContinuingOperations",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofReconciliationofApplicableTaxChargeCreditatStatutoryTaxRatestoTaxationChargeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Adjustments in respect of prior periods",
        "label": "Tax Rate Effect Of Adjustments For Current Tax Of Prior Periods Amount",
        "documentation": "Tax rate effect of adjustments for current tax of prior periods percentage"
       }
      }
     },
     "auth_ref": []
    },
    "shel_TaxRelatedToVestedAwards": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "TaxRelatedToVestedAwards",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/OtherreservesNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Tax related to vested awards",
        "label": "Tax Related To Vested Awards",
        "documentation": "Tax related to vested awards."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis",
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofDeferredTaxDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Temporary difference, unused tax losses and unused tax credits [axis]",
        "label": "Temporary difference, unused tax losses and unused tax credits [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r10",
      "r359"
     ]
    },
    "ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsDomain",
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofDeferredTaxDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Temporary difference, unused tax losses and unused tax credits [domain]",
        "label": "Temporary difference, unused tax losses and unused tax credits [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for temporary differences, unused tax losses and unused tax credits. It also represents the standard value for the 'Temporary difference, unused tax losses and unused tax credits' axis if no other member is used. [Refer: Temporary differences [member]; Unused tax credits [member]; Unused tax losses [member]]"
       }
      }
     },
     "auth_ref": [
      "r10",
      "r359"
     ]
    },
    "ifrs-full_TemporaryDifferencesAssociatedWithInvestmentsInSubsidiariesBranchesAndAssociatesAndInterestsInJointVentures": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "TemporaryDifferencesAssociatedWithInvestmentsInSubsidiariesBranchesAndAssociatesAndInterestsInJointVentures",
     "presentation": [
      "http://www.shell.com/role/TaxationNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Unrecognised taxable temporary differences associated with undistributed retained earnings of investments in subsidiaries, joint ventures and associates",
        "label": "Temporary differences associated with investments in subsidiaries, branches and associates and interests in joint arrangements for which deferred tax liabilities have not been recognised"
       }
      },
      "en": {
       "role": {
        "documentation": "The aggregate amount of temporary differences associated with investments in subsidiaries, branches and associates and interests in joint arrangements, for which deferred tax liabilities have not been recognised as a result of satisfying both of the following conditions: (a) the parent, investor, joint venturer or joint operator is able to control the timing of the reversal of the temporary difference; and (b) it is probable that the temporary difference will not reverse in the foreseeable future. [Refer: Total for all associates [member]; Total for all subsidiaries [member]; Temporary differences [member]; Investments in subsidiaries reported in separate financial statements]"
       }
      }
     },
     "auth_ref": [
      "r7"
     ]
    },
    "shel_TenPercentageAppreciationMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "TenPercentageAppreciationMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsSummaryof10AppreciationAgainsttheDollarofMainCurrenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "10% percentage appreciation",
        "label": "Ten Percentage Appreciation [Member]",
        "documentation": "Ten percentage appreciation."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_TerminationBenefitsExpense": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "TerminationBenefitsExpense",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/DirectorsandseniormanagementSummaryofDirectorsandSeniorManagementExpenseDetails": {
       "parentTag": "ifrs-full_EmployeeBenefitsExpense",
       "weight": 1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/DirectorsandseniormanagementSummaryofDirectorsandSeniorManagementExpenseDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "verboseLabel": "Termination and related amounts",
        "label": "Termination benefits expense"
       }
      }
     },
     "auth_ref": [
      "r743"
     ]
    },
    "shel_ThirdPartyInsuranceContractMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ThirdPartyInsuranceContractMember",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanObligationsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Third-party insurance contract",
        "label": "Third-party Insurance Contract [Member]",
        "documentation": "Third-party Insurance Contract"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_TopOfRangeMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "TopOfRangeMember",
     "presentation": [
      "http://www.shell.com/role/CapitalmanagementDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation4Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation5Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation6Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarbonpriceperregionDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails",
      "http://www.shell.com/role/DebtNarrativeDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails",
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesDetails",
      "http://www.shell.com/role/RetirementbenefitsNarrativeDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofAssumptionsforSensitivityAnalysisDetails",
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustNarrativeDetails",
      "http://www.shell.com/role/TradeandotherreceivablesNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Top of range",
        "label": "Top of range [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for top of a range."
       }
      }
     },
     "auth_ref": [
      "r126",
      "r165",
      "r188",
      "r202",
      "r348",
      "r565",
      "r567",
      "r769"
     ]
    },
    "shel_TotalExpenditureIncludingFinanceCosts": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "TotalExpenditureIncludingFinanceCosts",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFINCOME": {
       "parentTag": "ifrs-full_ProfitLossBeforeTax",
       "weight": -1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDSTATEMENTOFINCOME"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Total expenditure",
        "label": "Total Expenditure Including Finance Costs",
        "documentation": "Total Expenditure Including Finance Costs"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_TotalShareholderRtnAmt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "TotalShareholderRtnAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Total Shareholder Return Amount",
        "terseLabel": "Total Shareholder Return Amount"
       }
      }
     },
     "auth_ref": [
      "r679"
     ]
    },
    "ecd_TotalShareholderRtnVsPeerGroupTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "TotalShareholderRtnVsPeerGroupTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Total Shareholder Return Vs Peer Group [Text Block]",
        "terseLabel": "Total Shareholder Return Vs Peer Group"
       }
      }
     },
     "auth_ref": [
      "r686"
     ]
    },
    "ifrs-full_TradeAndOtherCurrentPayables": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "TradeAndOtherCurrentPayables",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET": {
       "parentTag": "ifrs-full_CurrentLiabilitiesOtherThanLiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSale",
       "weight": 1.0,
       "order": 1.0
      },
      "http://www.shell.com/role/AssetsheldforsaleDetails": {
       "parentTag": "ifrs-full_TradeAndOtherPayables",
       "weight": 1.0,
       "order": 2.0
      },
      "http://www.shell.com/role/TradeandotherpayablesSummaryofDetailedInformationAboutTradeandOtherPayablesDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/AssetsheldforsaleDetails",
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET",
      "http://www.shell.com/role/TradeandotherpayablesSummaryofDetailedInformationAboutTradeandOtherPayablesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Trade and other payables",
        "verboseLabel": "Trade and other current payables",
        "totalLabel": "Total, current",
        "label": "Trade and other current payables"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of current trade payables and current other payables. [Refer: Current trade payables; Other current payables]"
       }
      }
     },
     "auth_ref": [
      "r499"
     ]
    },
    "ifrs-full_TradeAndOtherCurrentPayablesToRelatedParties": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "TradeAndOtherCurrentPayablesToRelatedParties",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/TradeandotherpayablesSummaryofDetailedInformationAboutTradeandOtherPayablesDetails": {
       "parentTag": "ifrs-full_TradeAndOtherCurrentPayables",
       "weight": 1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/TradeandotherpayablesSummaryofDetailedInformationAboutTradeandOtherPayablesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Amounts due to joint ventures and associates, current",
        "label": "Current payables to related parties"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of current payables due to related parties. [Refer: Total for all related parties [member]; Payables to related parties]"
       }
      }
     },
     "auth_ref": [
      "r786"
     ]
    },
    "ifrs-full_TradeAndOtherCurrentPayablesToTradeSuppliers": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "TradeAndOtherCurrentPayablesToTradeSuppliers",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/TradeandotherpayablesSummaryofDetailedInformationAboutTradeandOtherPayablesDetails": {
       "parentTag": "ifrs-full_TradeAndOtherCurrentPayables",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/TradeandotherpayablesSummaryofDetailedInformationAboutTradeandOtherPayablesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Trade payables, current",
        "label": "Current trade payables"
       }
      },
      "en": {
       "role": {
        "documentation": "The current amount of payment due to suppliers for goods and services used in entity's business. [Refer: Current liabilities; Trade payables]"
       }
      }
     },
     "auth_ref": [
      "r612",
      "r786"
     ]
    },
    "ifrs-full_TradeAndOtherCurrentReceivables": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "TradeAndOtherCurrentReceivables",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/AssetsheldforsaleDetails": {
       "parentTag": "ifrs-full_CurrentAssets",
       "weight": 1.0,
       "order": 3.0
      },
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET": {
       "parentTag": "ifrs-full_CurrentAssetsOtherThanAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners",
       "weight": 1.0,
       "order": 4.0
      },
      "http://www.shell.com/role/TradeandotherreceivablesSummaryofTradeandOtherReceivablesDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/AssetsheldforsaleDetails",
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET",
      "http://www.shell.com/role/TradeandotherreceivablesSummaryofTradeandOtherReceivablesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Trade and other receivables",
        "totalLabel": "Total",
        "verboseLabel": "Trade and other current receivables",
        "label": "Trade and other current receivables"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of current trade receivables and current other receivables. [Refer: Current trade receivables; Other current receivables]"
       }
      }
     },
     "auth_ref": [
      "r475",
      "r496",
      "r512"
     ]
    },
    "ifrs-full_TradeAndOtherCurrentReceivablesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "TradeAndOtherCurrentReceivablesAbstract",
     "presentation": [
      "http://www.shell.com/role/TradeandotherreceivablesSummaryofTradeandOtherReceivablesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Current",
        "label": "Trade and other current receivables [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_TradeAndOtherCurrentReceivablesDueFromRelatedParties": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "TradeAndOtherCurrentReceivablesDueFromRelatedParties",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/TradeandotherreceivablesSummaryofTradeandOtherReceivablesDetails": {
       "parentTag": "ifrs-full_TradeAndOtherCurrentReceivables",
       "weight": 1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/TradeandotherreceivablesSummaryofTradeandOtherReceivablesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Amounts due from joint ventures and associates",
        "label": "Current receivables due from related parties"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of current receivables due from related parties. [Refer: Total for all related parties [member]]"
       }
      }
     },
     "auth_ref": [
      "r605",
      "r613"
     ]
    },
    "ifrs-full_TradeAndOtherPayables": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "TradeAndOtherPayables",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/AssetsheldforsaleDetails": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.shell.com/role/AssetsheldforsaleDetails",
      "http://www.shell.com/role/TradeandotherpayablesNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Trade and other payables",
        "verboseLabel": "Trade payables",
        "label": "Trade and other payables"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of trade payables and other payables. [Refer: Trade payables; Other payables]"
       }
      }
     },
     "auth_ref": [
      "r499"
     ]
    },
    "ifrs-full_TradeAndOtherReceivables": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "TradeAndOtherReceivables",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/AssetsheldforsaleDetails": {
       "parentTag": "ifrs-full_Assets",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/AssetsheldforsaleDetails",
      "http://www.shell.com/role/TradeandotherreceivablesNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedTerseLabel": "Trade and other receivables",
        "totalLabel": "Trade and other receivables",
        "label": "Trade and other receivables"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of trade receivables and other receivables. [Refer: Trade receivables; Other receivables]"
       }
      }
     },
     "auth_ref": [
      "r475",
      "r496",
      "r512"
     ]
    },
    "shel_TradePayablesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "TradePayablesMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsDisclosureofFinancialAssetsandFinancialLiabilitiesDetails",
      "http://www.shell.com/role/FinancialinstrumentsNarrativeDetails",
      "http://www.shell.com/role/FinancialinstrumentsScheduleofTradeandOtherReceivablesOtherPayablesandDerivativeFinancialInstrumentsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Trade and other payables",
        "verboseLabel": "Within trade payables",
        "label": "Trade Payables [Member]",
        "documentation": "Trade payables."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_TradeReceivablesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "TradeReceivablesMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsDisclosureofFinancialAssetsandFinancialLiabilitiesDetails",
      "http://www.shell.com/role/FinancialinstrumentsNarrativeDetails",
      "http://www.shell.com/role/FinancialinstrumentsScheduleofTradeandOtherReceivablesOtherPayablesandDerivativeFinancialInstrumentsDetails",
      "http://www.shell.com/role/TradeandotherreceivablesNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Trade and other receivables",
        "verboseLabel": "Within trade receivables",
        "label": "Trade receivables [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for trade receivables. [Refer: Trade receivables]"
       }
      }
     },
     "auth_ref": [
      "r239",
      "r243",
      "r449",
      "r452",
      "r577",
      "r781"
     ]
    },
    "shel_TradingAndSupplySegmentMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "TradingAndSupplySegmentMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation5Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Trading and Supply",
        "label": "Trading And Supply Segment [Member]",
        "documentation": "Trading And Supply Segment"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_TradingArrAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "TradingArrAxis",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Trading Arrangement [Axis]",
        "terseLabel": "Trading Arrangement:"
       }
      }
     },
     "auth_ref": [
      "r707"
     ]
    },
    "ecd_TradingArrByIndTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "TradingArrByIndTable",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Trading Arrangements, by Individual [Table]",
        "terseLabel": "Trading Arrangements, by Individual"
       }
      }
     },
     "auth_ref": [
      "r709"
     ]
    },
    "ifrs-full_TradingEquitySecuritiesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "TradingEquitySecuritiesMember",
     "presentation": [
      "http://www.shell.com/role/InvestmentsinsecuritiesSummaryofInvestmentsinSecuritiesDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanAssetsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Equities",
        "label": "Trading equity securities [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for equity instruments that (a) are acquired or incurred principally for the purpose of selling or repurchasing it in the near term; or (b) on initial recognition are part of a portfolio of identified financial instruments that are managed together and for which there is evidence of a recent actual pattern of short-term profit-taking."
       }
      }
     },
     "auth_ref": [
      "r564",
      "r566"
     ]
    },
    "dei_TradingSymbol": {
     "xbrltype": "tradingSymbolItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "TradingSymbol",
     "presentation": [
      "http://www.shell.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Trading Symbol",
        "label": "Trading Symbol",
        "documentation": "Trading symbol of an instrument as listed on an exchange."
       }
      }
     },
     "auth_ref": []
    },
    "shel_TransferToProfitOrLossOtherComprehensiveIncome": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "TransferToProfitOrLossOtherComprehensiveIncome",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/OtherreservesSummaryofOtherReservesAttributabletoRoyalDutchShellplcShareholdersDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedTerseLabel": "Transfer from other comprehensive income",
        "label": "Transfer To Profit Or Loss Other Comprehensive Income",
        "documentation": "Transfer to profit or loss other comprehensive income."
       }
      }
     },
     "auth_ref": []
    },
    "ecd_TrdArrAdoptionDate": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "TrdArrAdoptionDate",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Trading Arrangement Adoption Date",
        "terseLabel": "Adoption Date"
       }
      }
     },
     "auth_ref": [
      "r710"
     ]
    },
    "ecd_TrdArrDuration": {
     "xbrltype": "durationItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "TrdArrDuration",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Trading Arrangement Duration",
        "terseLabel": "Arrangement Duration"
       }
      }
     },
     "auth_ref": [
      "r711"
     ]
    },
    "ecd_TrdArrExpirationDate": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "TrdArrExpirationDate",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Trading Arrangement Expiration Date",
        "terseLabel": "Expiration Date"
       }
      }
     },
     "auth_ref": [
      "r711"
     ]
    },
    "ecd_TrdArrIndName": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "TrdArrIndName",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Trading Arrangement, Individual Name",
        "terseLabel": "Name"
       }
      }
     },
     "auth_ref": [
      "r709"
     ]
    },
    "ecd_TrdArrIndTitle": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "TrdArrIndTitle",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Trading Arrangement, Individual Title",
        "terseLabel": "Title"
       }
      }
     },
     "auth_ref": [
      "r709"
     ]
    },
    "ecd_TrdArrSecuritiesAggAvailAmt": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "TrdArrSecuritiesAggAvailAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Trading Arrangement, Securities Aggregate Available Amount",
        "terseLabel": "Aggregate Available"
       }
      }
     },
     "auth_ref": [
      "r712"
     ]
    },
    "ecd_TrdArrTerminationDate": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "TrdArrTerminationDate",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Trading Arrangement Termination Date",
        "terseLabel": "Termination Date"
       }
      }
     },
     "auth_ref": [
      "r710"
     ]
    },
    "ifrs-full_TreasuryShares": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "TreasuryShares",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET": {
       "parentTag": "ifrs-full_EquityAttributableToOwnersOfParent",
       "weight": -1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/CONSOLIDATEDBALANCESHEET"
     ],
     "lang": {
      "en-us": {
       "role": {
        "negatedLabel": "Shares held in trust",
        "label": "Treasury shares"
       }
      },
      "en": {
       "role": {
        "documentation": "An entity\u2019s own equity instruments, held by the entity or other members of the consolidated group."
       }
      }
     },
     "auth_ref": [
      "r73",
      "r607",
      "r615"
     ]
    },
    "shel_TwoThousandAndFiftyMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "TwoThousandAndFiftyMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation2Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionMidPriceOutlookDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "2050",
        "label": "Two Thousand And Fifty [Member]",
        "documentation": "Two Thousand And Fifty"
       }
      }
     },
     "auth_ref": []
    },
    "shel_TwoThousandAndFortyEightMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "TwoThousandAndFortyEightMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "2048",
        "label": "Two Thousand And Forty Eight [Member]",
        "documentation": "Two Thousand And Forty Eight"
       }
      }
     },
     "auth_ref": []
    },
    "shel_TwoThousandAndFortyFiveMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "TwoThousandAndFortyFiveMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionMidPriceOutlookDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "2045",
        "label": "Two Thousand And Forty Five [Member]",
        "documentation": "Two Thousand And Forty Five"
       }
      }
     },
     "auth_ref": []
    },
    "shel_TwoThousandAndFortyMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "TwoThousandAndFortyMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation2Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionMidPriceOutlookDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "2040",
        "label": "Two Thousand And Forty [Member]",
        "documentation": "Two Thousand And Forty"
       }
      }
     },
     "auth_ref": []
    },
    "shel_TwoThousandAndFortyTwoMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "TwoThousandAndFortyTwoMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "2042",
        "label": "Two Thousand And Forty Two [Member]",
        "documentation": "Two Thousand And Forty Two"
       }
      }
     },
     "auth_ref": []
    },
    "shel_TwoThousandAndThirtyFiveMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "TwoThousandAndThirtyFiveMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionMidPriceOutlookDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "2035",
        "label": "Two Thousand And Thirty Five [Member]",
        "documentation": "Two Thousand And Thirty Five"
       }
      }
     },
     "auth_ref": []
    },
    "shel_TwoThousandAndThirtyMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "TwoThousandAndThirtyMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation2Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionMidPriceOutlookDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "2030",
        "label": "Two Thousand And Thirty [Member]",
        "documentation": "Two Thousand And Thirty"
       }
      }
     },
     "auth_ref": []
    },
    "shel_TwoThousandAndThirtyOneMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "TwoThousandAndThirtyOneMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "2031",
        "label": "Two Thousand And Thirty One [Member]",
        "documentation": "Two Thousand And Thirty One"
       }
      }
     },
     "auth_ref": []
    },
    "shel_TwoThousandAndThirtySIxMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "TwoThousandAndThirtySIxMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "2036",
        "label": "Two Thousand And Thirty SIx [Member]",
        "documentation": "Two Thousand And Thirty SIx"
       }
      }
     },
     "auth_ref": []
    },
    "shel_TwoThousandAndThirtySevenMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "TwoThousandAndThirtySevenMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "2037",
        "label": "Two Thousand And Thirty Seven [Member]",
        "documentation": "Two Thousand And Thirty Seven"
       }
      }
     },
     "auth_ref": []
    },
    "shel_TwoThousandAndThirtyThreeMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "TwoThousandAndThirtyThreeMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "2033",
        "label": "Two Thousand And Thirty Three [Member]",
        "documentation": "Two Thousand And Thirty Three"
       }
      }
     },
     "auth_ref": []
    },
    "shel_TwoThousandAndThirtyTwoMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "TwoThousandAndThirtyTwoMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "2032",
        "label": "Two Thousand And Thirty Two [Member]",
        "documentation": "Two Thousand And Thirty Two"
       }
      }
     },
     "auth_ref": []
    },
    "shel_TwoThousandAndTwentyEightMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "TwoThousandAndTwentyEightMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "2028",
        "label": "Two Thousand And Twenty Eight [Member]",
        "documentation": "Two Thousand And Twenty Eight"
       }
      }
     },
     "auth_ref": []
    },
    "shel_TwoThousandAndTwentyFiveMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "TwoThousandAndTwentyFiveMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "2025",
        "label": "Two Thousand And Twenty Five [Member]",
        "documentation": "Two Thousand And Twenty Five"
       }
      }
     },
     "auth_ref": []
    },
    "shel_TwoThousandAndTwentySixMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "TwoThousandAndTwentySixMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionMidPriceOutlookDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "2026",
        "label": "Two Thousand And Twenty Six [Member]",
        "documentation": "Two Thousand And Twenty Six"
       }
      }
     },
     "auth_ref": []
    },
    "shel_TwoThousandAndTwentySixToTwoThousandAndTwentySevenMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "TwoThousandAndTwentySixToTwoThousandAndTwentySevenMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "2026-2027",
        "label": "Two Thousand And Twenty Six to Two Thousand and Twenty Seven [Member]",
        "documentation": "Two Thousand And Twenty Six to Two Thousand and Twenty Seven"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_TypesOfFinancialAssetsAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "TypesOfFinancialAssetsAxis",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsNarrativeDetails",
      "http://www.shell.com/role/FinancialinstrumentsScheduleofTradeandOtherReceivablesOtherPayablesandDerivativeFinancialInstrumentsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Types of financial assets [axis]",
        "label": "Types of financial assets [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r258",
      "r259"
     ]
    },
    "ifrs-full_TypesOfFinancialAssetsDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "TypesOfFinancialAssetsDomain",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsNarrativeDetails",
      "http://www.shell.com/role/FinancialinstrumentsScheduleofTradeandOtherReceivablesOtherPayablesandDerivativeFinancialInstrumentsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Types of financial assets [domain]",
        "label": "Types of financial assets [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for aggregated types of financial assets. It also represents the standard value for the 'Types of financial assets' axis if no other member is used. [Refer: Financial assets]"
       }
      }
     },
     "auth_ref": [
      "r258",
      "r259"
     ]
    },
    "ifrs-full_TypesOfFinancialLiabilitiesAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "TypesOfFinancialLiabilitiesAxis",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsNarrativeDetails",
      "http://www.shell.com/role/FinancialinstrumentsScheduleofTradeandOtherReceivablesOtherPayablesandDerivativeFinancialInstrumentsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Types of financial liabilities [axis]",
        "label": "Types of financial liabilities [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r258",
      "r259"
     ]
    },
    "ifrs-full_TypesOfFinancialLiabilitiesDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "TypesOfFinancialLiabilitiesDomain",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsNarrativeDetails",
      "http://www.shell.com/role/FinancialinstrumentsScheduleofTradeandOtherReceivablesOtherPayablesandDerivativeFinancialInstrumentsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Types of financial liabilities [domain]",
        "label": "Types of financial liabilities [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for aggregated types of financial liabilities. It also represents the standard value for the 'Types of financial liabilities' axis if no other member is used. [Refer: Financial assets]"
       }
      }
     },
     "auth_ref": [
      "r258",
      "r259"
     ]
    },
    "ifrs-full_TypesOfHedgesAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "TypesOfHedgesAxis",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Types of hedges [axis]",
        "label": "Types of hedges [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r230",
      "r231",
      "r232",
      "r442",
      "r443",
      "r444"
     ]
    },
    "ifrs-full_TypesOfHedgesDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "TypesOfHedgesDomain",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Types of hedges [domain]",
        "label": "Types of hedges [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for all types of hedges. It also represents the standard value for the 'Types of hedges' axis if no other member is used."
       }
      }
     },
     "auth_ref": [
      "r230",
      "r231",
      "r232",
      "r442",
      "r443",
      "r444"
     ]
    },
    "ifrs-full_TypesOfInterestRatesAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "TypesOfInterestRatesAxis",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Types of interest rates [axis]",
        "label": "Types of interest rates [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r767"
     ]
    },
    "ifrs-full_TypesOfInterestRatesDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "TypesOfInterestRatesDomain",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Types of interest rates [domain]",
        "label": "Types of interest rates [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for all types of interest rates. It also represents the standard value for the 'Types of interest rates' axis if no other member is used. [Refer: Interest rate risk [member]]"
       }
      }
     },
     "auth_ref": [
      "r767"
     ]
    },
    "ifrs-full_TypesOfRisksAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "TypesOfRisksAxis",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsNarrativeDetails",
      "http://www.shell.com/role/FinancialinstrumentsScheduleofValueatRiskPretaxDetails",
      "http://www.shell.com/role/FinancialinstrumentsSummaryof10AppreciationAgainsttheDollarofMainCurrenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Types of risks [axis]",
        "label": "Types of risks [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r57",
      "r189",
      "r190",
      "r191",
      "r193",
      "r225",
      "r236",
      "r237",
      "r381"
     ]
    },
    "ifrs-full_TypesOfRisksDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "TypesOfRisksDomain",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsNarrativeDetails",
      "http://www.shell.com/role/FinancialinstrumentsScheduleofValueatRiskPretaxDetails",
      "http://www.shell.com/role/FinancialinstrumentsSummaryof10AppreciationAgainsttheDollarofMainCurrenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Types of risks [domain]",
        "label": "Types of risks [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for all types of risks. It also represents the standard value for the 'Types of risks' axis if no other member is used."
       }
      }
     },
     "auth_ref": [
      "r57",
      "r189",
      "r190",
      "r191",
      "r193",
      "r225",
      "r236",
      "r237",
      "r381"
     ]
    },
    "ifrs-full_TypesOfSharebasedPaymentArrangementsAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "TypesOfSharebasedPaymentArrangementsAxis",
     "presentation": [
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesDetails",
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustNarrativeDetails",
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustScheduleofShareAwardsUnderthePSPandLTIPDetails",
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustSummaryofShareBasedCompensationExpenseDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Types of share-based payment arrangements [axis]",
        "label": "Types of share-based payment arrangements [axis]"
       }
      },
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": [
      "r203",
      "r419"
     ]
    },
    "ifrs-full_TypesOfSharebasedPaymentArrangementsDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "TypesOfSharebasedPaymentArrangementsDomain",
     "presentation": [
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesDetails",
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustNarrativeDetails",
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustScheduleofShareAwardsUnderthePSPandLTIPDetails",
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustSummaryofShareBasedCompensationExpenseDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Types of share-based payment arrangements [domain]",
        "label": "Types of share-based payment arrangements [domain]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for an agreement between the entity or another group entity or any shareholder of the group entity and another party (including an employee) that entitles the other party to receive (a) cash or other assets of the entity for amounts that are based on the price (or value) of equity instruments (including shares or share options) of the entity or another group entity; or (b) equity instruments (including shares or share options) of the entity or another group entity, provided that the specified vesting conditions, if any, are met. It also represents the standard value for the 'Types of share-based payment arrangements' axis if no other member is used."
       }
      }
     },
     "auth_ref": [
      "r203",
      "r419"
     ]
    },
    "shel_UKEnergyProfitsLevyAct2022EPLMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "UKEnergyProfitsLevyAct2022EPLMember",
     "presentation": [
      "http://www.shell.com/role/TaxationNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "UK Energy Profits Levy Act 2022 (EPL)",
        "label": "UK Energy Profits Levy Act 2022 (EPL) [Member]",
        "documentation": "UK Energy Profits Levy Act 2022 (EPL)"
       }
      }
     },
     "auth_ref": []
    },
    "country_US": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/country/2025",
     "localname": "US",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarbonpriceperregionDetails",
      "http://www.shell.com/role/LegalproceedingsandcontingenciesDetails",
      "http://www.shell.com/role/RetirementbenefitsNarrativeDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofAssumptionsforSensitivityAnalysisDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanAssetsDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanObligationsDetails",
      "http://www.shell.com/role/SegmentinformationSummaryofInformationbyGeographicalAreaDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "netLabel": "United States of America (Federal)",
        "terseLabel": "USA",
        "verboseLabel": "of which the USA",
        "label": "UNITED STATES"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_UndiscountedFinanceLeasePaymentsToBeReceived": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "UndiscountedFinanceLeasePaymentsToBeReceived",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/TradeandotherreceivablesMaturityAnalysisofFinanceLeaseReceivablesDetails": {
       "parentTag": "ifrs-full_NetInvestmentInFinanceLease",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/TradeandotherreceivablesMaturityAnalysisofFinanceLeaseReceivablesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Total undiscounted lease payments receivable",
        "label": "Undiscounted finance lease payments to be received"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of undiscounted finance lease payments to be received. Finance lease is a lease that transfers substantially all the risks and rewards incidental to ownership of an underlying asset."
       }
      }
     },
     "auth_ref": [
      "r181",
      "r327"
     ]
    },
    "ifrs-full_UndiscountedOperatingLeasePaymentsToBeReceived": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "UndiscountedOperatingLeasePaymentsToBeReceived",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/TradeandotherreceivablesNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Contractual payments under operating leases",
        "label": "Undiscounted operating lease payments to be received"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of undiscounted operating lease payments to be received. Operating lease is a lease that does not transfer substantially all the risks and rewards incidental to ownership of an underlying asset."
       }
      }
     },
     "auth_ref": [
      "r183",
      "r332"
     ]
    },
    "ifrs-full_UndrawnBorrowingFacilities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "UndrawnBorrowingFacilities",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/DebtScheduleofBorrowingFacilitiesandAmountsUndrawnDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Amount undrawn",
        "label": "Undrawn borrowing facilities"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of undrawn borrowing facilities that may be available for future operating activities and to settle capital commitments. [Refer: Capital commitments]"
       }
      }
     },
     "auth_ref": [
      "r560"
     ]
    },
    "ecd_UndrlygSecurityMktPriceChngPct": {
     "xbrltype": "pureItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "UndrlygSecurityMktPriceChngPct",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Underlying Security Market Price Change, Percent",
        "terseLabel": "Underlying Security Market Price Change"
       }
      }
     },
     "auth_ref": [
      "r706"
     ]
    },
    "ifrs-full_UnearnedFinanceIncomeRelatingToFinanceLeasePaymentsReceivable": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "UnearnedFinanceIncomeRelatingToFinanceLeasePaymentsReceivable",
     "crdr": "credit",
     "calculation": {
      "http://www.shell.com/role/TradeandotherreceivablesMaturityAnalysisofFinanceLeaseReceivablesDetails": {
       "parentTag": "ifrs-full_NetInvestmentInFinanceLease",
       "weight": -1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/TradeandotherreceivablesMaturityAnalysisofFinanceLeaseReceivablesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Unearned finance income",
        "label": "Unearned finance income relating to finance lease payments receivable"
       }
      }
     },
     "auth_ref": [
      "r181",
      "r328"
     ]
    },
    "shel_UniversalShelfRegistrationMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "UniversalShelfRegistrationMember",
     "presentation": [
      "http://www.shell.com/role/DebtNarrativeDetails",
      "http://www.shell.com/role/DebtScheduleofDifferenceinContractualCashFlowsforDebtExcludingFinanceLeaseLiabilitieswiththeCarryingAmountDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "US shelf registration",
        "verboseLabel": "US shelf",
        "label": "Universal Shelf Registration [Member]",
        "documentation": "Universal shelf registration."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_UnusedTaxCreditsForWhichNoDeferredTaxAssetRecognised": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "UnusedTaxCreditsForWhichNoDeferredTaxAssetRecognised",
     "presentation": [
      "http://www.shell.com/role/TaxationNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Unrecognised deductible temporary differences, unused tax losses and credits carried forward",
        "label": "Unused tax credits for which no deferred tax asset recognised"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of unused tax credits for which no deferred tax asset is recognised in the statement of financial position. [Refer: Unused tax credits [member]]"
       }
      }
     },
     "auth_ref": [
      "r6",
      "r356"
     ]
    },
    "shel_UnusedTaxCreditsForWhichNoDeferredTaxAssetRecognisedSubjectToTimeLimitsForUtilisationOfFiveYearsOrLaterOrNotTimeLimited": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "UnusedTaxCreditsForWhichNoDeferredTaxAssetRecognisedSubjectToTimeLimitsForUtilisationOfFiveYearsOrLaterOrNotTimeLimited",
     "crdr": "debit",
     "presentation": [
      "http://www.shell.com/role/TaxationNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Unrecognised deductible temporary differences, unused tax losses and credits carried forward that are subject to time limits for utilisation of five years or later or are not time limited",
        "label": "Unused Tax Credits For Which No Deferred Tax Asset Recognised Subject To Time Limits For Utilisation Of Five Years Or Later Or Not Time Limited",
        "documentation": "Unused tax credits for which no deferred tax asset recognised subject to time limits, for utilisation of five years or later or not time limited."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_UnusedTaxLossesForWhichNoDeferredTaxAssetRecognised": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "UnusedTaxLossesForWhichNoDeferredTaxAssetRecognised",
     "presentation": [
      "http://www.shell.com/role/TaxationExpectedexpirationoftaxlossesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Unused tax losses for which no deferred tax asset recognised",
        "label": "Unused tax losses for which no deferred tax asset recognised"
       }
      },
      "en": {
       "role": {
        "documentation": "The amount of unused tax losses for which no deferred tax asset is recognised in the statement of financial position. [Refer: Unused tax losses [member]]"
       }
      }
     },
     "auth_ref": [
      "r6",
      "r356"
     ]
    },
    "shel_UpgradersMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "UpgradersMember",
     "presentation": [
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Upgraders",
        "label": "Upgraders [Member]",
        "documentation": "Upgraders."
       }
      }
     },
     "auth_ref": []
    },
    "shel_UpstreamAssetsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "UpstreamAssetsMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Upstream assets",
        "label": "Upstream Assets [Member]",
        "documentation": "Upstream Assets"
       }
      }
     },
     "auth_ref": []
    },
    "shel_UpstreamMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "UpstreamMember",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation4Details",
      "http://www.shell.com/role/ClimatechangeandenergytransitionCarryingamountsofassetsDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionFixedassetsbysegmentDetails",
      "http://www.shell.com/role/ClimatechangeandenergytransitionSensitivityAnalysisDetails",
      "http://www.shell.com/role/EmployeesSummaryofAverageEmployeeNumbersDetails",
      "http://www.shell.com/role/GoodwillandotherintangibleassetsNarrativeDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsImpairmentsummaryDetails",
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsNarrativeDetails",
      "http://www.shell.com/role/SegmentinformationCashcapitalexpenditureDetails",
      "http://www.shell.com/role/SegmentinformationSummaryofAdjustedEarningsbySegmentDetails",
      "http://www.shell.com/role/SegmentinformationSummaryofIdentifiedItemsbySegmentDetails",
      "http://www.shell.com/role/TaxationNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Upstream",
        "label": "Upstream [Member]",
        "documentation": "Upstream."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_UsefulLifeMeasuredAsPeriodOfTimePropertyPlantAndEquipment": {
     "xbrltype": "durationItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "UsefulLifeMeasuredAsPeriodOfTimePropertyPlantAndEquipment",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalinformation5Details",
      "http://www.shell.com/role/MaterialaccountingpoliciesjudgementsandestimatesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Useful lives of tangible assets",
        "label": "Useful life measured as period of time, property, plant and equipment"
       }
      },
      "en": {
       "role": {
        "documentation": "The useful life, measured as period of time, used for property, plant and equipment. [Refer: Property, plant and equipment]"
       }
      }
     },
     "auth_ref": [
      "r14",
      "r361"
     ]
    },
    "ifrs-full_ValueAtRisk": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "ValueAtRisk",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsScheduleofValueatRiskPretaxDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Value at risk",
        "label": "Value at risk"
       }
      },
      "en": {
       "role": {
        "documentation": "The measure of a potential loss exposure as a result of future market movements, based on a specified confidence interval and measurement horizon."
       }
      }
     },
     "auth_ref": [
      "r768"
     ]
    },
    "shel_ValueAtRiskStatisticalPercentage": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ValueAtRiskStatisticalPercentage",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsNarrativeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Percentage of value at risk statistical assessment",
        "label": "Value At Risk Statistical Percentage",
        "documentation": "Value at risk statistical percentage."
       }
      }
     },
     "auth_ref": []
    },
    "shel_ValueOfDamagesSought": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ValueOfDamagesSought",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/LegalproceedingsandcontingenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Value of damages sought",
        "label": "Value of Damages Sought",
        "documentation": "Value of Damages Sought"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ValueOfEachShareBuybackInConsecutiveQuarters": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ValueOfEachShareBuybackInConsecutiveQuarters",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/CapitalmanagementDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Value of each share buyback in consecutive quarters",
        "label": "Value of Each Share Buyback in Consecutive Quarters",
        "documentation": "Value of Each Share Buyback in Consecutive Quarters"
       }
      }
     },
     "auth_ref": []
    },
    "shel_ValueOfNettingOffSought": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "ValueOfNettingOffSought",
     "crdr": "credit",
     "presentation": [
      "http://www.shell.com/role/LegalproceedingsandcontingenciesDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Value of netting off sought",
        "label": "Value of Netting Off Sought",
        "documentation": "Value of Netting Off Sought"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_VstngDtFrValOfEqtyAwrdsGrntdAndVstdInCvrdYrMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "VstngDtFrValOfEqtyAwrdsGrntdAndVstdInCvrdYrMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year [Member]",
        "terseLabel": "Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year"
       }
      }
     },
     "auth_ref": [
      "r675"
     ]
    },
    "ifrs-full_WagesAndSalaries": {
     "xbrltype": "monetaryItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "WagesAndSalaries",
     "crdr": "debit",
     "calculation": {
      "http://www.shell.com/role/EmployeesSummaryofEmployeeCostsDetails": {
       "parentTag": "ifrs-full_EmployeeBenefitsExpense",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.shell.com/role/EmployeesSummaryofEmployeeCostsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Remuneration [A]",
        "label": "Wages and salaries"
       }
      }
     },
     "auth_ref": [
      "r746"
     ]
    },
    "ifrs-full_WeightedAverageDurationOfDefinedBenefitObligation2019": {
     "xbrltype": "durationItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "WeightedAverageDurationOfDefinedBenefitObligation2019",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanObligationsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Duration of defined benefit obligation",
        "label": "Weighted average duration of defined benefit obligation"
       }
      },
      "en": {
       "role": {
        "documentation": "The weighted average duration of a defined benefit obligation. [Refer: Weighted average [member]]"
       }
      }
     },
     "auth_ref": [
      "r46"
     ]
    },
    "ifrs-full_WeightedAverageMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "WeightedAverageMember",
     "presentation": [
      "http://www.shell.com/role/FinancialinstrumentsScheduleofValueatRiskPretaxDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Average",
        "label": "Weighted average [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for an average in which each quantity to be averaged is assigned a weight that determines the relative effect of each quantity on the average."
       }
      }
     },
     "auth_ref": [
      "r165",
      "r188",
      "r565",
      "r567",
      "r769"
     ]
    },
    "ifrs-full_WeightedAverageRemainingContractualLifeOfOutstandingShareOptions2019": {
     "xbrltype": "durationItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "WeightedAverageRemainingContractualLifeOfOutstandingShareOptions2019",
     "presentation": [
      "http://www.shell.com/role/SharebasedcompensationplansandsharesheldintrustScheduleofShareAwardsUnderthePSPandLTIPDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Weighted average remaining contractual life (years)",
        "label": "Weighted average remaining contractual life of outstanding share options"
       }
      },
      "en": {
       "role": {
        "documentation": "The weighted average remaining contractual life of outstanding share options. [Refer: Weighted average [member]]"
       }
      }
     },
     "auth_ref": [
      "r202"
     ]
    },
    "ifrs-full_WeightedAverageShares": {
     "xbrltype": "sharesItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "WeightedAverageShares",
     "presentation": [
      "http://www.shell.com/role/EarningspershareScheduleofEarningsPerShareDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Basic earnings per share (in shares)",
        "label": "Weighted average number of ordinary shares used in calculating basic earnings per share"
       }
      },
      "en": {
       "role": {
        "documentation": "The number of ordinary shares outstanding at the beginning of the period, adjusted by the number of ordinary shares bought back or issued during the period multiplied by a time-weighting factor."
       }
      }
     },
     "auth_ref": [
      "r76"
     ]
    },
    "ifrs-full_WeightedAverageSharesAndAdjustedWeightedAverageSharesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "WeightedAverageSharesAndAdjustedWeightedAverageSharesAbstract",
     "presentation": [
      "http://www.shell.com/role/EarningspershareScheduleofEarningsPerShareDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Weighted average number of shares used as the basis for determining:",
        "label": "Weighted average ordinary shares used in calculating basic and diluted earnings per share [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "shel_WeightedAverageStatutoryIncomeTaxRate": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "WeightedAverageStatutoryIncomeTaxRate",
     "presentation": [
      "http://www.shell.com/role/TaxationSummaryofReconciliationofApplicableTaxChargeCreditatStatutoryTaxRatestoTaxationChargeDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Weighted average of statutory tax rates",
        "label": "Weighted Average Statutory Income Tax Rate",
        "documentation": "Weighted Average Statutory Income Tax Rate."
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_WhollyOrPartlyFundedDefinedBenefitPlansMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "WhollyOrPartlyFundedDefinedBenefitPlansMember",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsNarrativeDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanObligationsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Funded pension plans",
        "label": "Wholly or partly funded defined benefit plans [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for wholly funded or partly funded defined benefit plans. [Refer: Defined benefit plans [domain]]"
       }
      }
     },
     "auth_ref": [
      "r547"
     ]
    },
    "ifrs-full_WhollyUnfundedDefinedBenefitPlansMember": {
     "xbrltype": "domainItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "WhollyUnfundedDefinedBenefitPlansMember",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsNarrativeDetails",
      "http://www.shell.com/role/RetirementbenefitsSummaryofDefinedBenefitPlanObligationsDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Unfunded pension plans",
        "label": "Wholly unfunded defined benefit plans [member]"
       }
      },
      "en": {
       "role": {
        "documentation": "This member stands for wholly unfunded defined benefit plans. [Refer: Defined benefit plans [domain]]"
       }
      }
     },
     "auth_ref": [
      "r547"
     ]
    },
    "shel_WomenMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "WomenMember",
     "presentation": [
      "http://www.shell.com/role/RetirementbenefitsSummaryofAssumptionsforSensitivityAnalysisDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Women",
        "label": "Women [Member]",
        "documentation": "Women [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "shel_WoodmacWMAET15Degree2024Member": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.shell.com/20251231",
     "localname": "WoodmacWMAET15Degree2024Member",
     "presentation": [
      "http://www.shell.com/role/ClimatechangeandenergytransitionAdditionalInformation3Details"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Woodmac WM AET-1 5 Degree (2024)",
        "label": "Woodmac WM AET-1 5 Degree (2024) [Member]",
        "documentation": "Woodmac WM AET-1 5 Degree (2024)"
       }
      }
     },
     "auth_ref": []
    },
    "ifrs-full_WritedownsReversalsOfWritedownsOfPropertyPlantAndEquipmentAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full",
     "localname": "WritedownsReversalsOfWritedownsOfPropertyPlantAndEquipmentAbstract",
     "presentation": [
      "http://www.shell.com/role/ImpairmentofpropertyplantandequipmentgoodwillandotherintangibleassetsImpairmentsummaryDetails"
     ],
     "lang": {
      "en-us": {
       "role": {
        "terseLabel": "Impairment losses",
        "label": "Write-downs (reversals of write-downs) of property, plant and equipment [abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_YrEndFrValOfEqtyAwrdsGrntdInCvrdYrOutsdngAndUnvstdMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2025",
     "localname": "YrEndFrValOfEqtyAwrdsGrntdInCvrdYrOutsdngAndUnvstdMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested [Member]",
        "terseLabel": "Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested"
       }
      }
     },
     "auth_ref": [
      "r673"
     ]
    }
   }
  }
 },
 "std_ref": {
  "r0": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "10",
   "IssueDate": "2025-01-01",
   "Paragraph": "13",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=10&code=ifrs-tx-2025-en-r&anchor=para_13&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r1": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "10",
   "IssueDate": "2025-01-01",
   "Paragraph": "21",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=10&code=ifrs-tx-2025-en-r&anchor=para_21&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r2": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "10",
   "IssueDate": "2025-01-01",
   "Section": "Disclosure",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=10&code=ifrs-tx-2025-en-r&doctype=Standard&dita_xref=IAS10_g17-22_TI",
   "URIDate": "2025-03-27"
  },
  "r3": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "12",
   "IssueDate": "2025-01-01",
   "Paragraph": "79",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2025-en-r&anchor=para_79&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r4": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "12",
   "IssueDate": "2025-01-01",
   "Paragraph": "81",
   "Subparagraph": "c",
   "Clause": "i",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2025-en-r&anchor=para_81_c_i&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r5": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "12",
   "IssueDate": "2025-01-01",
   "Paragraph": "81",
   "Subparagraph": "c",
   "Clause": "ii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2025-en-r&anchor=para_81_c_ii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r6": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "12",
   "IssueDate": "2025-01-01",
   "Paragraph": "81",
   "Subparagraph": "e",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2025-en-r&anchor=para_81_e&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r7": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "12",
   "IssueDate": "2025-01-01",
   "Paragraph": "81",
   "Subparagraph": "f",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2025-en-r&anchor=para_81_f&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r8": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "12",
   "IssueDate": "2025-01-01",
   "Paragraph": "81",
   "Subparagraph": "g",
   "Clause": "i",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2025-en-r&anchor=para_81_g_i&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r9": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "12",
   "IssueDate": "2025-01-01",
   "Paragraph": "81",
   "Subparagraph": "g",
   "Clause": "ii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2025-en-r&anchor=para_81_g_ii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r10": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "12",
   "IssueDate": "2025-01-01",
   "Paragraph": "81",
   "Subparagraph": "g",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2025-en-r&anchor=para_81_g&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r11": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "12",
   "IssueDate": "2025-01-01",
   "Paragraph": "82",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2025-en-r&anchor=para_82&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r12": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "12",
   "IssueDate": "2025-01-01",
   "Paragraph": "88B",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2025-en-r&anchor=para_88B&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r13": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "12",
   "IssueDate": "2025-01-01",
   "Section": "Disclosure",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2025-en-r&doctype=Standard&dita_xref=IAS12_g79-88_TI",
   "URIDate": "2025-03-27"
  },
  "r14": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "16",
   "IssueDate": "2025-01-01",
   "Paragraph": "73",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2025-en-r&anchor=para_73_c&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r15": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "16",
   "IssueDate": "2025-01-01",
   "Paragraph": "73",
   "Subparagraph": "d",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2025-en-r&anchor=para_73_d&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r16": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "16",
   "IssueDate": "2025-01-01",
   "Paragraph": "73",
   "Subparagraph": "e",
   "Clause": "i",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2025-en-r&anchor=para_73_e_i&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r17": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "16",
   "IssueDate": "2025-01-01",
   "Paragraph": "73",
   "Subparagraph": "e",
   "Clause": "ii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2025-en-r&anchor=para_73_e_ii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r18": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "16",
   "IssueDate": "2025-01-01",
   "Paragraph": "73",
   "Subparagraph": "e",
   "Clause": "v",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2025-en-r&anchor=para_73_e_v&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r19": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "16",
   "IssueDate": "2025-01-01",
   "Paragraph": "73",
   "Subparagraph": "e",
   "Clause": "vi",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2025-en-r&anchor=para_73_e_vi&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r20": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "16",
   "IssueDate": "2025-01-01",
   "Paragraph": "73",
   "Subparagraph": "e",
   "Clause": "viii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2025-en-r&anchor=para_73_e_viii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r21": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "16",
   "IssueDate": "2025-01-01",
   "Paragraph": "73",
   "Subparagraph": "e",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2025-en-r&anchor=para_73_e&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r22": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "16",
   "IssueDate": "2025-01-01",
   "Paragraph": "73",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2025-en-r&anchor=para_73&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r23": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "16",
   "IssueDate": "2025-01-01",
   "Paragraph": "74",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2025-en-r&anchor=para_74_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r24": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "16",
   "IssueDate": "2025-01-01",
   "Paragraph": "75",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2025-en-r&anchor=para_75_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r25": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "16",
   "IssueDate": "2025-01-01",
   "Section": "Disclosure",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2025-en-r&doctype=Standard&dita_xref=IAS16_g73-79_TI",
   "URIDate": "2025-03-27"
  },
  "r26": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "137",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2025-en-r&anchor=para_137&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r27": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "138",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2025-en-r&anchor=para_138&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r28": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "140",
   "Subparagraph": "a",
   "Clause": "i",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2025-en-r&anchor=para_140_a_i&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r29": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "140",
   "Subparagraph": "a",
   "Clause": "ii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2025-en-r&anchor=para_140_a_ii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r30": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "140",
   "Subparagraph": "a",
   "Clause": "iii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2025-en-r&anchor=para_140_a_iii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r31": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "140",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2025-en-r&anchor=para_140_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r32": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "141",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2025-en-r&anchor=para_141_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r33": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "141",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2025-en-r&anchor=para_141_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r34": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "141",
   "Subparagraph": "c",
   "Clause": "i",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2025-en-r&anchor=para_141_c_i&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r35": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "141",
   "Subparagraph": "c",
   "Clause": "ii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2025-en-r&anchor=para_141_c_ii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r36": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "141",
   "Subparagraph": "c",
   "Clause": "iii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2025-en-r&anchor=para_141_c_iii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r37": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "141",
   "Subparagraph": "c",
   "Clause": "iv",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2025-en-r&anchor=para_141_c_iv&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r38": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "141",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2025-en-r&anchor=para_141_c&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r39": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "141",
   "Subparagraph": "e",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2025-en-r&anchor=para_141_e&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r40": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "141",
   "Subparagraph": "f",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2025-en-r&anchor=para_141_f&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r41": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "141",
   "Subparagraph": "g",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2025-en-r&anchor=para_141_g&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r42": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "142",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2025-en-r&anchor=para_142&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r43": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "145",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2025-en-r&anchor=para_145_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r44": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "145",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2025-en-r&anchor=para_145&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r45": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "147",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2025-en-r&anchor=para_147_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r46": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "147",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2025-en-r&anchor=para_147_c&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r47": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "148",
   "Subparagraph": "d",
   "Clause": "iii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2025-en-r&anchor=para_148_d_iii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r48": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "53",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2025-en-r&anchor=para_53&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r49": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Section": "Scope",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2025-en-r&doctype=Standard&dita_xref=IAS19_g2-7_TI",
   "URIDate": "2025-03-27"
  },
  "r50": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "2",
   "IssueDate": "2025-01-01",
   "Paragraph": "36",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=2&code=ifrs-tx-2025-en-r&anchor=para_36_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r51": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "2",
   "IssueDate": "2025-01-01",
   "Paragraph": "36",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=2&code=ifrs-tx-2025-en-r&anchor=para_36_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r52": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "2",
   "IssueDate": "2025-01-01",
   "Paragraph": "36",
   "Subparagraph": "e",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=2&code=ifrs-tx-2025-en-r&anchor=para_36_e&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r53": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "2",
   "IssueDate": "2025-01-01",
   "Section": "Disclosure",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=2&code=ifrs-tx-2025-en-r&doctype=Standard&dita_xref=IAS02_g36-39_TI",
   "URIDate": "2025-03-27"
  },
  "r54": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "21",
   "IssueDate": "2025-01-01",
   "Paragraph": "48",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=21&code=ifrs-tx-2025-en-r&anchor=para_48&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r55": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "21",
   "IssueDate": "2025-01-01",
   "Paragraph": "52",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=21&code=ifrs-tx-2025-en-r&anchor=para_52_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r56": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "21",
   "IssueDate": "2025-01-01",
   "Paragraph": "A19",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=21&code=ifrs-tx-2025-en-r&anchor=para_A19_c&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r57": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "21",
   "IssueDate": "2025-01-01",
   "Paragraph": "A19",
   "Subparagraph": "f",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=21&code=ifrs-tx-2025-en-r&anchor=para_A19_f&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r58": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "23",
   "IssueDate": "2025-01-01",
   "Paragraph": "26",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=23&code=ifrs-tx-2025-en-r&anchor=para_26_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r59": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "24",
   "IssueDate": "2025-01-01",
   "Paragraph": "17",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=24&code=ifrs-tx-2025-en-r&anchor=para_17_c&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r60": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "24",
   "IssueDate": "2025-01-01",
   "Paragraph": "17",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=24&code=ifrs-tx-2025-en-r&anchor=para_17&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r61": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "24",
   "IssueDate": "2025-01-01",
   "Paragraph": "19",
   "Subparagraph": "d",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=24&code=ifrs-tx-2025-en-r&anchor=para_19_d&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r62": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "24",
   "IssueDate": "2025-01-01",
   "Paragraph": "19",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=24&code=ifrs-tx-2025-en-r&anchor=para_19&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r63": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "24",
   "IssueDate": "2025-01-01",
   "Section": "Disclosures",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=24&code=ifrs-tx-2025-en-r&doctype=Standard&dita_xref=IAS24_g13-24_TI",
   "URIDate": "2025-03-27"
  },
  "r64": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "26",
   "IssueDate": "2025-01-01",
   "Paragraph": "35",
   "Subparagraph": "b",
   "Clause": "i",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=26&code=ifrs-tx-2025-en-r&anchor=para_35_b_i&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r65": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "26",
   "IssueDate": "2025-01-01",
   "Paragraph": "35",
   "Subparagraph": "b",
   "Clause": "viii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=26&code=ifrs-tx-2025-en-r&anchor=para_35_b_viii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r66": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "27",
   "IssueDate": "2025-01-01",
   "Paragraph": "10",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=27&code=ifrs-tx-2025-en-r&anchor=para_10&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r67": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "27",
   "IssueDate": "2025-01-01",
   "Paragraph": "16",
   "Subparagraph": "b",
   "Clause": "iii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=27&code=ifrs-tx-2025-en-r&anchor=para_16_b_iii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r68": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "27",
   "IssueDate": "2025-01-01",
   "Paragraph": "16",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=27&code=ifrs-tx-2025-en-r&anchor=para_16_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r69": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "27",
   "IssueDate": "2025-01-01",
   "Paragraph": "16",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=27&code=ifrs-tx-2025-en-r&anchor=para_16_c&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r70": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "27",
   "IssueDate": "2025-01-01",
   "Paragraph": "17",
   "Subparagraph": "b",
   "Clause": "iii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=27&code=ifrs-tx-2025-en-r&anchor=para_17_b_iii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r71": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "27",
   "IssueDate": "2025-01-01",
   "Paragraph": "17",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=27&code=ifrs-tx-2025-en-r&anchor=para_17_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r72": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "27",
   "IssueDate": "2025-01-01",
   "Paragraph": "17",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=27&code=ifrs-tx-2025-en-r&anchor=para_17_c&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r73": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "32",
   "IssueDate": "2025-01-01",
   "Paragraph": "34",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=32&code=ifrs-tx-2025-en-r&anchor=para_34&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r74": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "33",
   "IssueDate": "2025-01-01",
   "Paragraph": "66",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=33&code=ifrs-tx-2025-en-r&anchor=para_66&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r75": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "33",
   "IssueDate": "2025-01-01",
   "Paragraph": "67",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=33&code=ifrs-tx-2025-en-r&anchor=para_67&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r76": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "33",
   "IssueDate": "2025-01-01",
   "Paragraph": "70",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=33&code=ifrs-tx-2025-en-r&anchor=para_70_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r77": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "33",
   "IssueDate": "2025-01-01",
   "Section": "Disclosure",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=33&code=ifrs-tx-2025-en-r&doctype=Standard&dita_xref=IAS33_g70-73A_TI",
   "URIDate": "2025-03-27"
  },
  "r78": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "34",
   "IssueDate": "2025-01-01",
   "Paragraph": "16A",
   "Subparagraph": "f",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=34&code=ifrs-tx-2025-en-r&anchor=para_16A_f&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r79": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "36",
   "IssueDate": "2025-01-01",
   "Paragraph": "126",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=36&code=ifrs-tx-2025-en-r&anchor=para_126_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r80": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "36",
   "IssueDate": "2025-01-01",
   "Paragraph": "126",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=36&code=ifrs-tx-2025-en-r&anchor=para_126_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r81": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "36",
   "IssueDate": "2025-01-01",
   "Paragraph": "126",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=36&code=ifrs-tx-2025-en-r&anchor=para_126&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r82": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "36",
   "IssueDate": "2025-01-01",
   "Paragraph": "129",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=36&code=ifrs-tx-2025-en-r&anchor=para_129_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r83": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "36",
   "IssueDate": "2025-01-01",
   "Paragraph": "129",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=36&code=ifrs-tx-2025-en-r&anchor=para_129_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r84": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "36",
   "IssueDate": "2025-01-01",
   "Paragraph": "130",
   "Subparagraph": "d",
   "Clause": "ii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=36&code=ifrs-tx-2025-en-r&anchor=para_130_d_ii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r85": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "36",
   "IssueDate": "2025-01-01",
   "Paragraph": "130",
   "Subparagraph": "e",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=36&code=ifrs-tx-2025-en-r&anchor=para_130_e&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r86": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "36",
   "IssueDate": "2025-01-01",
   "Paragraph": "130",
   "Subparagraph": "f",
   "Clause": "i",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=36&code=ifrs-tx-2025-en-r&anchor=para_130_f_i&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r87": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "36",
   "IssueDate": "2025-01-01",
   "Paragraph": "130",
   "Subparagraph": "g",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=36&code=ifrs-tx-2025-en-r&anchor=para_130_g&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r88": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "36",
   "IssueDate": "2025-01-01",
   "Paragraph": "130",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=36&code=ifrs-tx-2025-en-r&anchor=para_130&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r89": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "36",
   "IssueDate": "2025-01-01",
   "Paragraph": "134",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=36&code=ifrs-tx-2025-en-r&anchor=para_134_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r90": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "36",
   "IssueDate": "2025-01-01",
   "Paragraph": "134",
   "Subparagraph": "e",
   "Clause": "iiA",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=36&code=ifrs-tx-2025-en-r&anchor=para_134_e_iiA&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r91": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "36",
   "IssueDate": "2025-01-01",
   "Paragraph": "135",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=36&code=ifrs-tx-2025-en-r&anchor=para_135_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r92": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "36",
   "IssueDate": "2025-01-01",
   "Section": "Disclosure",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=36&code=ifrs-tx-2025-en-r&doctype=Standard&dita_xref=IAS36_g126-137_TI",
   "URIDate": "2025-03-27"
  },
  "r93": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "37",
   "IssueDate": "2025-01-01",
   "Paragraph": "84",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=37&code=ifrs-tx-2025-en-r&anchor=para_84_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r94": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "37",
   "IssueDate": "2025-01-01",
   "Paragraph": "84",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=37&code=ifrs-tx-2025-en-r&anchor=para_84&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r95": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "37",
   "IssueDate": "2025-01-01",
   "Paragraph": "86",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=37&code=ifrs-tx-2025-en-r&anchor=para_86&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r96": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "37",
   "IssueDate": "2025-01-01",
   "Paragraph": "88",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=37&code=ifrs-tx-2025-en-r&anchor=para_88&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r97": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "37",
   "IssueDate": "2025-01-01",
   "Section": "Disclosure",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=37&code=ifrs-tx-2025-en-r&doctype=Standard&dita_xref=IAS37_g84-92_TI",
   "URIDate": "2025-03-27"
  },
  "r98": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "38",
   "IssueDate": "2025-01-01",
   "Paragraph": "118",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=38&code=ifrs-tx-2025-en-r&anchor=para_118_c&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r99": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "38",
   "IssueDate": "2025-01-01",
   "Paragraph": "118",
   "Subparagraph": "e",
   "Clause": "i",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=38&code=ifrs-tx-2025-en-r&anchor=para_118_e_i&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r100": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "38",
   "IssueDate": "2025-01-01",
   "Paragraph": "118",
   "Subparagraph": "e",
   "Clause": "iv",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=38&code=ifrs-tx-2025-en-r&anchor=para_118_e_iv&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r101": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "38",
   "IssueDate": "2025-01-01",
   "Paragraph": "118",
   "Subparagraph": "e",
   "Clause": "v",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=38&code=ifrs-tx-2025-en-r&anchor=para_118_e_v&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r102": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "38",
   "IssueDate": "2025-01-01",
   "Paragraph": "118",
   "Subparagraph": "e",
   "Clause": "vii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=38&code=ifrs-tx-2025-en-r&anchor=para_118_e_vii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r103": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "38",
   "IssueDate": "2025-01-01",
   "Paragraph": "118",
   "Subparagraph": "e",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=38&code=ifrs-tx-2025-en-r&anchor=para_118_e&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r104": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "38",
   "IssueDate": "2025-01-01",
   "Paragraph": "118",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=38&code=ifrs-tx-2025-en-r&anchor=para_118&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r105": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "38",
   "IssueDate": "2025-01-01",
   "Paragraph": "126",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=38&code=ifrs-tx-2025-en-r&anchor=para_126&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r106": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "39",
   "IssueDate": "2025-01-01",
   "Paragraph": "102",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=39&code=ifrs-tx-2025-en-r&anchor=para_102_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r107": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "39",
   "IssueDate": "2025-01-01",
   "Paragraph": "86",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=39&code=ifrs-tx-2025-en-r&anchor=para_86_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r108": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "39",
   "IssueDate": "2025-01-01",
   "Paragraph": "86",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=39&code=ifrs-tx-2025-en-r&anchor=para_86_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r109": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "39",
   "IssueDate": "2025-01-01",
   "Paragraph": "86",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=39&code=ifrs-tx-2025-en-r&anchor=para_86_c&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r110": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "40",
   "IssueDate": "2025-01-01",
   "Paragraph": "32A",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=40&code=ifrs-tx-2025-en-r&anchor=para_32A&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r111": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "40",
   "IssueDate": "2025-01-01",
   "Paragraph": "76",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=40&code=ifrs-tx-2025-en-r&anchor=para_76&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r112": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "40",
   "IssueDate": "2025-01-01",
   "Paragraph": "79",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=40&code=ifrs-tx-2025-en-r&anchor=para_79_c&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r113": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "40",
   "IssueDate": "2025-01-01",
   "Paragraph": "79",
   "Subparagraph": "d",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=40&code=ifrs-tx-2025-en-r&anchor=para_79_d&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r114": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "41",
   "IssueDate": "2025-01-01",
   "Paragraph": "50",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=41&code=ifrs-tx-2025-en-r&anchor=para_50&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r115": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "41",
   "IssueDate": "2025-01-01",
   "Paragraph": "54",
   "Subparagraph": "f",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=41&code=ifrs-tx-2025-en-r&anchor=para_54_f&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r116": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "41",
   "IssueDate": "2025-01-01",
   "Paragraph": "55",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=41&code=ifrs-tx-2025-en-r&anchor=para_55&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r117": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "10",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2025-en-r&anchor=para_10&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r118": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "14",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2025-en-r&anchor=para_14&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r119": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "25",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2025-en-r&anchor=para_25&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r120": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "28",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2025-en-r&anchor=para_28&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r121": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "31",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2025-en-r&anchor=para_31&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r122": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "39",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2025-en-r&anchor=para_39&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r123": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "40",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2025-en-r&anchor=para_40_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r124": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "44H",
   "Subparagraph": "b",
   "Clause": "i",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2025-en-r&anchor=para_44H_b_i&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r125": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "44H",
   "Subparagraph": "b",
   "Clause": "ii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2025-en-r&anchor=para_44H_b_ii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r126": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "44H",
   "Subparagraph": "b",
   "Clause": "iii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2025-en-r&anchor=para_44H_b_iii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r127": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "45",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2025-en-r&anchor=para_45&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r128": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IAS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "50",
   "Subparagraph": "d",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2025-en-r&anchor=para_50_d&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r129": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "24",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=1&code=ifrs-tx-2025-en-r&anchor=para_24_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r130": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "24",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=1&code=ifrs-tx-2025-en-r&anchor=para_24_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r131": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "32",
   "Subparagraph": "a",
   "Clause": "i",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=1&code=ifrs-tx-2025-en-r&anchor=para_32_a_i&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r132": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "32",
   "Subparagraph": "a",
   "Clause": "ii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=1&code=ifrs-tx-2025-en-r&anchor=para_32_a_ii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r133": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "10",
   "IssueDate": "2025-01-01",
   "Paragraph": "22",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=10&code=ifrs-tx-2025-en-r&anchor=para_22&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r134": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "12",
   "IssueDate": "2025-01-01",
   "Paragraph": "12",
   "Subparagraph": "e",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2025-en-r&anchor=para_12_e&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r135": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "12",
   "IssueDate": "2025-01-01",
   "Paragraph": "12",
   "Subparagraph": "f",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2025-en-r&anchor=para_12_f&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r136": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "12",
   "IssueDate": "2025-01-01",
   "Paragraph": "21",
   "Subparagraph": "a",
   "Clause": "iv",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2025-en-r&anchor=para_21_a_iv&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r137": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "12",
   "IssueDate": "2025-01-01",
   "Paragraph": "21",
   "Subparagraph": "b",
   "Clause": "i",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2025-en-r&anchor=para_21_b_i&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r138": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "12",
   "IssueDate": "2025-01-01",
   "Paragraph": "23",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2025-en-r&anchor=para_23_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r139": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "12",
   "IssueDate": "2025-01-01",
   "Paragraph": "B12",
   "Subparagraph": "b",
   "Clause": "i",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2025-en-r&anchor=para_B12_b_i&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r140": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "12",
   "IssueDate": "2025-01-01",
   "Paragraph": "B12",
   "Subparagraph": "b",
   "Clause": "ii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2025-en-r&anchor=para_B12_b_ii&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r141": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "12",
   "IssueDate": "2025-01-01",
   "Paragraph": "B12",
   "Subparagraph": "b",
   "Clause": "iii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2025-en-r&anchor=para_B12_b_iii&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r142": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "12",
   "IssueDate": "2025-01-01",
   "Paragraph": "B12",
   "Subparagraph": "b",
   "Clause": "iv",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2025-en-r&anchor=para_B12_b_iv&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r143": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "12",
   "IssueDate": "2025-01-01",
   "Paragraph": "B12",
   "Subparagraph": "b",
   "Clause": "ix",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2025-en-r&anchor=para_B12_b_ix&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r144": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "12",
   "IssueDate": "2025-01-01",
   "Paragraph": "B12",
   "Subparagraph": "b",
   "Clause": "v",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2025-en-r&anchor=para_B12_b_v&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r145": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "12",
   "IssueDate": "2025-01-01",
   "Paragraph": "B12",
   "Subparagraph": "b",
   "Clause": "viii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2025-en-r&anchor=para_B12_b_viii&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r146": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "12",
   "IssueDate": "2025-01-01",
   "Paragraph": "B13",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2025-en-r&anchor=para_B13_a&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r147": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "12",
   "IssueDate": "2025-01-01",
   "Paragraph": "B13",
   "Subparagraph": "e",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2025-en-r&anchor=para_B13_e&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r148": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "12",
   "IssueDate": "2025-01-01",
   "Paragraph": "B13",
   "Subparagraph": "f",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2025-en-r&anchor=para_B13_f&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r149": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "12",
   "IssueDate": "2025-01-01",
   "Paragraph": "B13",
   "Subparagraph": "g",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2025-en-r&anchor=para_B13_g&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r150": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "12",
   "IssueDate": "2025-01-01",
   "Paragraph": "B16",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2025-en-r&anchor=para_B16_c&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r151": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "12",
   "IssueDate": "2025-01-01",
   "Paragraph": "B16",
   "Subparagraph": "d",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2025-en-r&anchor=para_B16_d&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r152": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "12",
   "IssueDate": "2025-01-01",
   "Paragraph": "B16",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2025-en-r&anchor=para_B16&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r153": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "12",
   "IssueDate": "2025-01-01",
   "Paragraph": "B4",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2025-en-r&anchor=para_B4_a&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r154": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "12",
   "IssueDate": "2025-01-01",
   "Paragraph": "B4",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2025-en-r&anchor=para_B4_b&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r155": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "12",
   "IssueDate": "2025-01-01",
   "Paragraph": "B4",
   "Subparagraph": "d",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2025-en-r&anchor=para_B4_d&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r156": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "13",
   "IssueDate": "2025-01-01",
   "Paragraph": "93",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2025-en-r&anchor=para_93_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r157": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "13",
   "IssueDate": "2025-01-01",
   "Paragraph": "93",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2025-en-r&anchor=para_93_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r158": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "13",
   "IssueDate": "2025-01-01",
   "Paragraph": "93",
   "Subparagraph": "d",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2025-en-r&anchor=para_93_d&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r159": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "13",
   "IssueDate": "2025-01-01",
   "Paragraph": "93",
   "Subparagraph": "e",
   "Clause": "ii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2025-en-r&anchor=para_93_e_ii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r160": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "13",
   "IssueDate": "2025-01-01",
   "Paragraph": "93",
   "Subparagraph": "e",
   "Clause": "iii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2025-en-r&anchor=para_93_e_iii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r161": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "13",
   "IssueDate": "2025-01-01",
   "Paragraph": "93",
   "Subparagraph": "e",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2025-en-r&anchor=para_93_e&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r162": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "13",
   "IssueDate": "2025-01-01",
   "Paragraph": "93",
   "Subparagraph": "f",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2025-en-r&anchor=para_93_f&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r163": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "13",
   "IssueDate": "2025-01-01",
   "Paragraph": "93",
   "Subparagraph": "h",
   "Clause": "ii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2025-en-r&anchor=para_93_h_ii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r164": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "13",
   "IssueDate": "2025-01-01",
   "Paragraph": "93",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2025-en-r&anchor=para_93&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r165": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "14",
   "IssueDate": "2025-01-01",
   "Paragraph": "33",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=14&code=ifrs-tx-2025-en-r&anchor=para_33_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r166": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "15",
   "IssueDate": "2025-01-01",
   "Paragraph": "113",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2025-en-r&anchor=para_113_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r167": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "15",
   "IssueDate": "2025-01-01",
   "Paragraph": "114",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2025-en-r&anchor=para_114&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r168": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "15",
   "IssueDate": "2025-01-01",
   "Paragraph": "115",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2025-en-r&anchor=para_115&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r169": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "15",
   "IssueDate": "2025-01-01",
   "Paragraph": "120",
   "Subparagraph": "b",
   "Clause": "i",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2025-en-r&anchor=para_120_b_i&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r170": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "16",
   "IssueDate": "2025-01-01",
   "Paragraph": "47",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2025-en-r&anchor=para_47_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r171": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "16",
   "IssueDate": "2025-01-01",
   "Paragraph": "47",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2025-en-r&anchor=para_47_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r172": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "16",
   "IssueDate": "2025-01-01",
   "Paragraph": "53",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2025-en-r&anchor=para_53_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r173": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "16",
   "IssueDate": "2025-01-01",
   "Paragraph": "53",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2025-en-r&anchor=para_53_c&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r174": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "16",
   "IssueDate": "2025-01-01",
   "Paragraph": "53",
   "Subparagraph": "e",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2025-en-r&anchor=para_53_e&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r175": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "16",
   "IssueDate": "2025-01-01",
   "Paragraph": "53",
   "Subparagraph": "f",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2025-en-r&anchor=para_53_f&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r176": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "16",
   "IssueDate": "2025-01-01",
   "Paragraph": "53",
   "Subparagraph": "g",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2025-en-r&anchor=para_53_g&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r177": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "16",
   "IssueDate": "2025-01-01",
   "Paragraph": "53",
   "Subparagraph": "j",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2025-en-r&anchor=para_53_j&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r178": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "16",
   "IssueDate": "2025-01-01",
   "Paragraph": "53",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2025-en-r&anchor=para_53&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r179": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "16",
   "IssueDate": "2025-01-01",
   "Paragraph": "58",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2025-en-r&anchor=para_58&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r180": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "16",
   "IssueDate": "2025-01-01",
   "Paragraph": "59",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2025-en-r&anchor=para_59&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r181": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "16",
   "IssueDate": "2025-01-01",
   "Paragraph": "94",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2025-en-r&anchor=para_94&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r182": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "16",
   "IssueDate": "2025-01-01",
   "Paragraph": "95",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2025-en-r&anchor=para_95&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r183": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "16",
   "IssueDate": "2025-01-01",
   "Paragraph": "97",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2025-en-r&anchor=para_97&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r184": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "16",
   "IssueDate": "2025-01-01",
   "Section": "Disclosure",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2025-en-r&doctype=Standard&dita_xref=IFRS16_g51-60_TI",
   "URIDate": "2025-03-27"
  },
  "r185": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "16",
   "IssueDate": "2025-01-01",
   "Section": "Presentation",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2025-en-r&doctype=Standard&dita_xref=IFRS16_g47-50_TI",
   "URIDate": "2025-03-27"
  },
  "r186": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "17",
   "IssueDate": "2025-01-01",
   "Paragraph": "109",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=17&code=ifrs-tx-2025-en-r&anchor=para_109&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r187": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "17",
   "IssueDate": "2025-01-01",
   "Paragraph": "109A",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=17&code=ifrs-tx-2025-en-r&anchor=para_109A&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r188": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "17",
   "IssueDate": "2025-01-01",
   "Paragraph": "120",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=17&code=ifrs-tx-2025-en-r&anchor=para_120&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r189": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "17",
   "IssueDate": "2025-01-01",
   "Paragraph": "124",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=17&code=ifrs-tx-2025-en-r&anchor=para_124&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r190": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "17",
   "IssueDate": "2025-01-01",
   "Paragraph": "125",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=17&code=ifrs-tx-2025-en-r&anchor=para_125&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r191": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "17",
   "IssueDate": "2025-01-01",
   "Paragraph": "127",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=17&code=ifrs-tx-2025-en-r&anchor=para_127&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r192": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "17",
   "IssueDate": "2025-01-01",
   "Paragraph": "128",
   "Subparagraph": "a",
   "Clause": "ii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=17&code=ifrs-tx-2025-en-r&anchor=para_128_a_ii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r193": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "17",
   "IssueDate": "2025-01-01",
   "Paragraph": "128",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=17&code=ifrs-tx-2025-en-r&anchor=para_128_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r194": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "17",
   "IssueDate": "2025-01-01",
   "Paragraph": "132",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=17&code=ifrs-tx-2025-en-r&anchor=para_132_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r195": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "17",
   "IssueDate": "2025-01-01",
   "Paragraph": "C32",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=17&code=ifrs-tx-2025-en-r&anchor=para_C32&doctype=Appendix&subtype=C",
   "URIDate": "2025-03-27"
  },
  "r196": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "2",
   "IssueDate": "2025-01-01",
   "Paragraph": "44",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2025-en-r&anchor=para_44&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r197": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "2",
   "IssueDate": "2025-01-01",
   "Paragraph": "45",
   "Subparagraph": "b",
   "Clause": "i",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2025-en-r&anchor=para_45_b_i&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r198": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "2",
   "IssueDate": "2025-01-01",
   "Paragraph": "45",
   "Subparagraph": "b",
   "Clause": "ii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2025-en-r&anchor=para_45_b_ii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r199": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "2",
   "IssueDate": "2025-01-01",
   "Paragraph": "45",
   "Subparagraph": "b",
   "Clause": "iii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2025-en-r&anchor=para_45_b_iii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r200": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "2",
   "IssueDate": "2025-01-01",
   "Paragraph": "45",
   "Subparagraph": "b",
   "Clause": "vi",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2025-en-r&anchor=para_45_b_vi&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r201": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "2",
   "IssueDate": "2025-01-01",
   "Paragraph": "45",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2025-en-r&anchor=para_45_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r202": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "2",
   "IssueDate": "2025-01-01",
   "Paragraph": "45",
   "Subparagraph": "d",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2025-en-r&anchor=para_45_d&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r203": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "2",
   "IssueDate": "2025-01-01",
   "Paragraph": "45",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2025-en-r&anchor=para_45&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r204": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "3",
   "IssueDate": "2025-01-01",
   "Paragraph": "B64",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2025-en-r&anchor=para_B64&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r205": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "3",
   "IssueDate": "2025-01-01",
   "Paragraph": "B67",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2025-en-r&anchor=para_B67_c&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r206": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "3",
   "IssueDate": "2025-01-01",
   "Paragraph": "B67",
   "Subparagraph": "d",
   "Clause": "ii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2025-en-r&anchor=para_B67_d_ii&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r207": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "3",
   "IssueDate": "2025-01-01",
   "Paragraph": "B67",
   "Subparagraph": "d",
   "Clause": "v",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2025-en-r&anchor=para_B67_d_v&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r208": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "3",
   "IssueDate": "2025-01-01",
   "Paragraph": "B67",
   "Subparagraph": "d",
   "Clause": "vi",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2025-en-r&anchor=para_B67_d_vi&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r209": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "3",
   "IssueDate": "2025-01-01",
   "Paragraph": "B67",
   "Subparagraph": "d",
   "Clause": "vii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2025-en-r&anchor=para_B67_d_vii&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r210": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "3",
   "IssueDate": "2025-01-01",
   "Paragraph": "B67",
   "Subparagraph": "d",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2025-en-r&anchor=para_B67_d&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r211": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "3",
   "IssueDate": "2025-01-01",
   "Paragraph": "B67",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2025-en-r&anchor=para_B67&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r212": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "5",
   "IssueDate": "2025-01-01",
   "Paragraph": "33",
   "Subparagraph": "b",
   "Clause": "i",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=5&code=ifrs-tx-2025-en-r&anchor=para_33_b_i&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r213": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "5",
   "IssueDate": "2025-01-01",
   "Paragraph": "38",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=5&code=ifrs-tx-2025-en-r&anchor=para_38&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r214": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "6",
   "IssueDate": "2025-01-01",
   "Paragraph": "24",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=6&code=ifrs-tx-2025-en-r&anchor=para_24_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r215": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "6",
   "IssueDate": "2025-01-01",
   "Paragraph": "24",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=6&code=ifrs-tx-2025-en-r&anchor=para_24_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r216": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "6",
   "IssueDate": "2025-01-01",
   "Paragraph": "25",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=6&code=ifrs-tx-2025-en-r&anchor=para_25&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r217": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "10",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_10_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r218": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "10A",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_10A_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r219": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "13C",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_13C_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r220": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "13C",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_13C_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r221": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "13C",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_13C_c&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r222": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "13C",
   "Subparagraph": "e",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_13C_e&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r223": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "13C",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_13C&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r224": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "14",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_14_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r225": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "21C",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_21C&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r226": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "22A",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_22A&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r227": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "23A",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_23A&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r228": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "23B",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_23B_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r229": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "24A",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_24A_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r230": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "24A",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_24A&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r231": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "24B",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_24B&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r232": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "24C",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_24C&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r233": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "25",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_25&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r234": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "28",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_28_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r235": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "31",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_31&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r236": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "33",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_33&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r237": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "34",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_34&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r238": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "35G",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_35G&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r239": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "35H",
   "Subparagraph": "b",
   "Clause": "iii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_35H_b_iii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r240": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "35H",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_35H&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r241": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "35I",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_35I&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r242": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "35K",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_35K&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r243": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "35M",
   "Subparagraph": "b",
   "Clause": "iii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_35M_b_iii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r244": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "35M",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_35M&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r245": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "36",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_36&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r246": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "39",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_39_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r247": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "39",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_39_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r248": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "42E",
   "Subparagraph": "e",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_42E_e&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r249": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "42I",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_42I&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r250": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "6",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_6&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r251": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "7",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_7&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r252": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "8",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_8_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r253": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "8",
   "Subparagraph": "e",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_8_e&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r254": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "8",
   "Subparagraph": "f",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_8_f&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r255": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "8",
   "Subparagraph": "g",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_8_g&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r256": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "8",
   "Subparagraph": "h",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_8_h&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r257": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "8",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_8&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r258": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "B51",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_B51&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r259": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "B52",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_B52&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r260": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Section": "Defined terms",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&doctype=Appendix&subtype=A&dita_xref=IFRS07_APPA_TI",
   "URIDate": "2025-03-27"
  },
  "r261": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Section": "Offsetting financial assets and financial liabilities",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&doctype=Standard&dita_xref=IFRS07_g13A-13F_TI",
   "URIDate": "2025-03-27"
  },
  "r262": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Section": "Scope",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&doctype=Standard&dita_xref=IFRS07_g3-5A_TI",
   "URIDate": "2025-03-27"
  },
  "r263": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "8",
   "IssueDate": "2025-01-01",
   "Paragraph": "16",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2025-en-r&anchor=para_16&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r264": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "8",
   "IssueDate": "2025-01-01",
   "Paragraph": "23",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2025-en-r&anchor=para_23_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r265": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "8",
   "IssueDate": "2025-01-01",
   "Paragraph": "23",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2025-en-r&anchor=para_23_c&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r266": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "8",
   "IssueDate": "2025-01-01",
   "Paragraph": "23",
   "Subparagraph": "d",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2025-en-r&anchor=para_23_d&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r267": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "8",
   "IssueDate": "2025-01-01",
   "Paragraph": "23",
   "Subparagraph": "g",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2025-en-r&anchor=para_23_g&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r268": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "8",
   "IssueDate": "2025-01-01",
   "Paragraph": "23",
   "Subparagraph": "h",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2025-en-r&anchor=para_23_h&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r269": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "8",
   "IssueDate": "2025-01-01",
   "Paragraph": "23",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2025-en-r&anchor=para_23&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r270": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "8",
   "IssueDate": "2025-01-01",
   "Paragraph": "24",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2025-en-r&anchor=para_24_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r271": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "8",
   "IssueDate": "2025-01-01",
   "Paragraph": "28",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2025-en-r&anchor=para_28_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r272": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "8",
   "IssueDate": "2025-01-01",
   "Paragraph": "28",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2025-en-r&anchor=para_28_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r273": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "8",
   "IssueDate": "2025-01-01",
   "Paragraph": "28",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2025-en-r&anchor=para_28_c&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r274": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "8",
   "IssueDate": "2025-01-01",
   "Paragraph": "28",
   "Subparagraph": "d",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2025-en-r&anchor=para_28_d&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r275": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "8",
   "IssueDate": "2025-01-01",
   "Paragraph": "28",
   "Subparagraph": "e",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2025-en-r&anchor=para_28_e&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r276": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "8",
   "IssueDate": "2025-01-01",
   "Paragraph": "28",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2025-en-r&anchor=para_28&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r277": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "8",
   "IssueDate": "2025-01-01",
   "Paragraph": "32",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2025-en-r&anchor=para_32&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r278": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "8",
   "IssueDate": "2025-01-01",
   "Paragraph": "33",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2025-en-r&anchor=para_33_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r279": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "8",
   "IssueDate": "2025-01-01",
   "Paragraph": "33",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2025-en-r&anchor=para_33&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r280": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "8",
   "IssueDate": "2025-01-01",
   "Paragraph": "34",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2025-en-r&anchor=para_34&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r281": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "8",
   "IssueDate": "2025-01-01",
   "Section": "Disclosure",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2025-en-r&doctype=Standard&dita_xref=IFRS08_g20-24_TI",
   "URIDate": "2025-03-27"
  },
  "r282": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "9",
   "IssueDate": "2025-01-01",
   "Paragraph": "6.5.13",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=9&code=ifrs-tx-2025-en-r&anchor=para_6.5.13_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r283": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "9",
   "IssueDate": "2025-01-01",
   "Paragraph": "7.2.34",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=9&code=ifrs-tx-2025-en-r&anchor=para_7.2.34&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r284": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "IFRS",
   "Number": "9",
   "IssueDate": "2025-01-01",
   "Paragraph": "7.2.42",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=9&code=ifrs-tx-2025-en-r&anchor=para_7.2.42&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r285": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "12",
   "Subsection": "12",
   "Paragraph": "Column A",
   "Footnote": "2",
   "Publisher": "SEC"
  },
  "r286": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "12",
   "Subsection": "12",
   "Paragraph": "Column C",
   "Footnote": "5",
   "Publisher": "SEC"
  },
  "r287": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "12",
   "Subsection": "12A",
   "Paragraph": "Column A",
   "Footnote": "2",
   "Publisher": "SEC"
  },
  "r288": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "12",
   "Subsection": "12A",
   "Paragraph": "Column C",
   "Footnote": "4",
   "Publisher": "SEC"
  },
  "r289": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "12",
   "Subsection": "12B",
   "Paragraph": "Column A",
   "Subparagraph": "(a)",
   "Footnote": "4",
   "Publisher": "SEC"
  },
  "r290": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "12",
   "Subsection": "12B",
   "Paragraph": "Column A",
   "Subparagraph": "(b)",
   "Footnote": "4",
   "Publisher": "SEC"
  },
  "r291": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "12",
   "Subsection": "12B",
   "Paragraph": "Column C",
   "Footnote": "2",
   "Publisher": "SEC"
  },
  "r292": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "12",
   "Subsection": "14",
   "Paragraph": "Column A",
   "Footnote": "2",
   "Publisher": "SEC"
  },
  "r293": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "12",
   "Subsection": "14",
   "Paragraph": "Column F",
   "Footnote": "7",
   "Publisher": "SEC"
  },
  "r294": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "12",
   "Subsection": "28",
   "Paragraph": "Column A",
   "Footnote": "2",
   "Publisher": "SEC"
  },
  "r295": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "12",
   "Subsection": "28",
   "Paragraph": "Column B",
   "Publisher": "SEC"
  },
  "r296": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "12",
   "Subsection": "28",
   "Paragraph": "Column C",
   "Publisher": "SEC"
  },
  "r297": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "12",
   "Subsection": "28",
   "Paragraph": "Column D",
   "Publisher": "SEC"
  },
  "r298": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "12",
   "Subsection": "28",
   "Paragraph": "Column E",
   "Publisher": "SEC"
  },
  "r299": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "12",
   "Subsection": "28",
   "Paragraph": "Column F",
   "Publisher": "SEC"
  },
  "r300": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "12",
   "Subsection": "28",
   "Paragraph": "Column G",
   "Publisher": "SEC"
  },
  "r301": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "12",
   "Subsection": "28",
   "Paragraph": "Column H",
   "Publisher": "SEC"
  },
  "r302": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "12",
   "Subsection": "28",
   "Paragraph": "Column I",
   "Publisher": "SEC"
  },
  "r303": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "12",
   "Subsection": "29",
   "Paragraph": "Column A",
   "Footnote": "3",
   "Publisher": "SEC"
  },
  "r304": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "12",
   "Subsection": "29",
   "Paragraph": "Column A",
   "Footnote": "4",
   "Publisher": "SEC"
  },
  "r305": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "12",
   "Subsection": "29",
   "Paragraph": "Column B",
   "Publisher": "SEC"
  },
  "r306": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "12",
   "Subsection": "29",
   "Paragraph": "Column C",
   "Publisher": "SEC"
  },
  "r307": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "4",
   "Subsection": "08",
   "Paragraph": "m",
   "Subparagraph": "(1)(iii)",
   "Publisher": "SEC"
  },
  "r308": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "4",
   "Subsection": "08",
   "Paragraph": "m",
   "Subparagraph": "(2)(ii)",
   "Publisher": "SEC"
  },
  "r309": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Staff Accounting Bulletin (SAB)",
   "Number": "Topic 11",
   "Section": "M",
   "Paragraph": "Question 2",
   "Publisher": "SEC"
  },
  "r310": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Staff Accounting Bulletin (SAB)",
   "Number": "Topic 5",
   "Section": "Y",
   "Paragraph": "Question 2",
   "Publisher": "SEC"
  },
  "r311": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Staff Accounting Bulletin (SAB)",
   "Number": "Topic 5",
   "Section": "Y",
   "Paragraph": "Question 4",
   "Publisher": "SEC"
  },
  "r312": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2026-01-01",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "30A",
   "Subparagraph": "b",
   "Clause": "i",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_30A_b_i&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r313": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "103",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_103&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r314": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "104",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_104&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r315": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "108",
   "Subparagraph": "b",
   "Clause": "i",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_108_b_i&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r316": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "115",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_115_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r317": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "115",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_115_c&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r318": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "115",
   "Subparagraph": "e",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_115_e&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r319": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "115",
   "Subparagraph": "f",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_115_f&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r320": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "115",
   "Subparagraph": "i",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_115_i&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r321": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "115",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_115&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r322": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "119",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_119&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r323": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "120",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_120&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r324": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "122",
   "Subparagraph": "a",
   "Clause": "i",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_122_a_i&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r325": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "122",
   "Subparagraph": "a",
   "Clause": "ii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_122_a_ii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r326": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "122",
   "Subparagraph": "a",
   "Clause": "iii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_122_a_iii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r327": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "122",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_122_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r328": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "122",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_122_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r329": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "124",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_124_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r330": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "124",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_124_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r331": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "124",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_124_c&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r332": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "124",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_124&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r333": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "133",
   "Subparagraph": "a",
   "Clause": "iii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_133_a_iii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r334": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "133",
   "Subparagraph": "a",
   "Clause": "iv",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_133_a_iv&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r335": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "138",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_138&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r336": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "160",
   "Subparagraph": "a",
   "Clause": "i",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_160_a_i&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r337": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "160",
   "Subparagraph": "a",
   "Clause": "ii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_160_a_ii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r338": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "160",
   "Subparagraph": "a",
   "Clause": "iii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_160_a_iii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r339": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "160",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_160_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r340": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "160",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_160_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r341": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "160",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_160&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r342": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "162",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_162_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r343": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "164",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_164_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r344": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "164",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_164_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r345": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "164",
   "Subparagraph": "d",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_164_d&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r346": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "168",
   "Subparagraph": "b",
   "Clause": "i",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_168_b_i&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r347": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "168",
   "Subparagraph": "b",
   "Clause": "ii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_168_b_ii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r348": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "168",
   "Subparagraph": "b",
   "Clause": "iii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_168_b_iii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r349": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "169",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_169&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r350": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "176",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_176&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r351": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "182",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_182&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r352": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "190",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_190&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r353": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "192",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_192&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r354": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "194",
   "Subparagraph": "c",
   "Clause": "i",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_194_c_i&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r355": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "194",
   "Subparagraph": "c",
   "Clause": "ii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_194_c_ii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r356": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "194",
   "Subparagraph": "e",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_194_e&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r357": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "194",
   "Subparagraph": "f",
   "Clause": "i",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_194_f_i&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r358": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "194",
   "Subparagraph": "f",
   "Clause": "ii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_194_f_ii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r359": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "194",
   "Subparagraph": "f",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_194_f&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r360": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "197",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_197&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r361": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "200",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_200_c&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r362": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "200",
   "Subparagraph": "d",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_200_d&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r363": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "200",
   "Subparagraph": "e",
   "Clause": "i",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_200_e_i&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r364": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "200",
   "Subparagraph": "e",
   "Clause": "ii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_200_e_ii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r365": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "200",
   "Subparagraph": "e",
   "Clause": "v",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_200_e_v&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r366": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "200",
   "Subparagraph": "e",
   "Clause": "vi",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_200_e_vi&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r367": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "200",
   "Subparagraph": "e",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_200_e&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r368": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "200",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_200&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r369": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "203",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_203&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r370": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "204",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_204&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r371": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "206",
   "Subparagraph": "a",
   "Clause": "i",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_206_a_i&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r372": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "206",
   "Subparagraph": "a",
   "Clause": "ii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_206_a_ii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r373": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "206",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_206_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r374": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "207",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_207_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r375": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "207",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_207_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r376": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "207",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_207_c&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r377": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "207",
   "Subparagraph": "f",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_207_f&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r378": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "211",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_211_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r379": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "218",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_218_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r380": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "223",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_223_c&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r381": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "223",
   "Subparagraph": "f",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_223_f&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r382": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "225",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_225_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r383": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "227",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_227&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r384": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "231",
   "Subparagraph": "d",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_231_d&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r385": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "231",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_231&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r386": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "238",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_238_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r387": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "24",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_24_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r388": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "24",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_24_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r389": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "240",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_240_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r390": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "246",
   "Subparagraph": "f",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_246_f&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r391": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "250",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_250_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r392": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "250",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_250_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r393": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "250",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_250&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r394": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "254",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_254_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r395": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "254",
   "Subparagraph": "e",
   "Clause": "ii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_254_e_ii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r396": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "255",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_255_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r397": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "257",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_257_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r398": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "257",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_257&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r399": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "259",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_259&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r400": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "263",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_263_c&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r401": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "263",
   "Subparagraph": "e",
   "Clause": "i",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_263_e_i&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r402": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "263",
   "Subparagraph": "e",
   "Clause": "iv",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_263_e_iv&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r403": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "263",
   "Subparagraph": "e",
   "Clause": "v",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_263_e_v&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r404": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "263",
   "Subparagraph": "e",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_263_e&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r405": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "263",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_263&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r406": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "266",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_266&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r407": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "269",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_269&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r408": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "271",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_271_c&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r409": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "271",
   "Subparagraph": "d",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_271_d&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r410": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "273",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_273&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r411": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "274",
   "Subparagraph": "e",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_274_e&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r412": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "28",
   "Subparagraph": "a",
   "Clause": "i",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_28_a_i&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r413": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "28",
   "Subparagraph": "a",
   "Clause": "ii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_28_a_ii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r414": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "31",
   "Subparagraph": "b",
   "Clause": "i",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_31_b_i&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r415": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "31",
   "Subparagraph": "b",
   "Clause": "ii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_31_b_ii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r416": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "31",
   "Subparagraph": "b",
   "Clause": "iii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_31_b_iii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r417": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "31",
   "Subparagraph": "b",
   "Clause": "vi",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_31_b_vi&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r418": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "31",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_31_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r419": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "31",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_31&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r420": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "35",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_35&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r421": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "37",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_37_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r422": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "37",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_37_c&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r423": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "37",
   "Subparagraph": "d",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_37_d&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r424": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "37",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_37&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r425": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "41",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_41&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r426": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "43",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_43&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r427": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "44",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_44_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r428": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "44",
   "Subparagraph": "b",
   "Clause": "i",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_44_b_i&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r429": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "44",
   "Subparagraph": "b",
   "Clause": "ii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_44_b_ii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r430": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "44",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_44_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r431": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "44",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_44_c&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r432": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "44",
   "Subparagraph": "d",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_44_d&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r433": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "44",
   "Subparagraph": "e",
   "Clause": "ii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_44_e_ii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r434": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "44",
   "Subparagraph": "e",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_44_e&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r435": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "44",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_44&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r436": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "45",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_45_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r437": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "46",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_46_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r438": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "49",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_49&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r439": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "51",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_51_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r440": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "58",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_58&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r441": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "60",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_60_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r442": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "60",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_60&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r443": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "61",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_61&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r444": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "62",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_62&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r445": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "64",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_64_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r446": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "64A",
   "Subparagraph": "b",
   "Clause": "i",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_64A_b_i&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r447": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "64B",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_64B&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r448": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "65",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_65&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r449": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "66",
   "Subparagraph": "b",
   "Clause": "iii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_66_b_iii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r450": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "66",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_66&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r451": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "70",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_70&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r452": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "71",
   "Subparagraph": "b",
   "Clause": "iii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_71_b_iii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r453": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "71",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_71&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r454": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "72",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_72_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r455": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "72",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_72_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r456": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "75",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_75_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r457": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "75",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_75_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r458": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "75",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_75_c&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r459": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "88",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_88_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r460": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "89",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_89&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r461": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "95",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_95_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r462": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "95",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_95_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r463": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "95",
   "Subparagraph": "d",
   "Clause": "ii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_95_d_ii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r464": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "95",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_95&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r465": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "B10",
   "Subparagraph": "a",
   "Clause": "i",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_B10_a_i&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r466": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "B10",
   "Subparagraph": "a",
   "Clause": "ii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_B10_a_ii&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r467": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "B10",
   "Subparagraph": "a",
   "Clause": "iii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_B10_a_iii&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r468": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "B10",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_B10_a&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r469": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "B10",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_B10_b&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r470": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "B10",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_B10&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r471": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "B12",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_B12&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r472": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "B13",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_B13&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r473": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "B15",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_B15&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r474": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "B17",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_B17_a&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r475": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "B9",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_B9_b&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r476": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "B9",
   "Subparagraph": "e",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_B9_e&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r477": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "B9",
   "Subparagraph": "f",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_B9_f&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r478": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expired 2023-01-01",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "22",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_22&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r479": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2026-01-01",
   "Name": "IFRS",
   "Number": "9",
   "IssueDate": "2025-01-01",
   "Paragraph": "7.2.49",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=9&code=ifrs-tx-2025-en-r&anchor=para_7.2.49&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r480": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "104",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_104&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r481": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "106",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_106_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r482": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "106",
   "Subparagraph": "d",
   "Clause": "i",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_106_d_i&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r483": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "106",
   "Subparagraph": "d",
   "Clause": "ii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_106_d_ii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r484": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "106",
   "Subparagraph": "d",
   "Clause": "iii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_106_d_iii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r485": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "106",
   "Subparagraph": "d",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_106_d&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r486": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "106",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_106&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r487": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "107",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_107&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r488": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "117",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_117&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r489": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "125",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_125&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r490": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "134",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_134&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r491": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "137",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_137_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r492": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "35",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_35&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r493": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "54",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_54_c&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r494": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "54",
   "Subparagraph": "e",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_54_e&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r495": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "54",
   "Subparagraph": "g",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_54_g&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r496": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "54",
   "Subparagraph": "h",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_54_h&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r497": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "54",
   "Subparagraph": "i",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_54_i&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r498": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "54",
   "Subparagraph": "j",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_54_j&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r499": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "54",
   "Subparagraph": "k",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_54_k&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r500": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "54",
   "Subparagraph": "n",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_54_n&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r501": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "54",
   "Subparagraph": "o",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_54_o&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r502": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "54",
   "Subparagraph": "p",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_54_p&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r503": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "54",
   "Subparagraph": "q",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_54_q&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r504": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "54",
   "Subparagraph": "r",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_54_r&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r505": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "55",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_55&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r506": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "56",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_56&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r507": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "61",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_61_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r508": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "61",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_61&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r509": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "66",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_66&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r510": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "69",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_69&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r511": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "7",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_7&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r512": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "78",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_78_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r513": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "78",
   "Subparagraph": "d",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_78_d&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r514": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "78",
   "Subparagraph": "e",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_78_e&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r515": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "79",
   "Subparagraph": "a",
   "Clause": "i",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_79_a_i&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r516": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "79",
   "Subparagraph": "a",
   "Clause": "ii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_79_a_ii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r517": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "79",
   "Subparagraph": "a",
   "Clause": "iii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_79_a_iii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r518": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "79",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_79_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r519": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "79",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_79_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r520": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "79",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_79&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r521": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "81A",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_81A_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r522": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "81A",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_81A_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r523": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "81A",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_81A_c&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r524": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "81B",
   "Subparagraph": "a",
   "Clause": "i",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_81B_a_i&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r525": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "81B",
   "Subparagraph": "a",
   "Clause": "ii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_81B_a_ii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r526": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "81B",
   "Subparagraph": "b",
   "Clause": "i",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_81B_b_i&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r527": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "81B",
   "Subparagraph": "b",
   "Clause": "ii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_81B_b_ii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r528": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "82",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_82_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r529": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "82",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_82_c&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r530": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "82",
   "Subparagraph": "d",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_82_d&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r531": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "82A",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_82A&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r532": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "91",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_91_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r533": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "92",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_92&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r534": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "98",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_98_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r535": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "98",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_98_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r536": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "98",
   "Subparagraph": "d",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_98_d&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r537": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "99",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_99&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r538": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IAS",
   "Number": "10",
   "IssueDate": "2025-01-01",
   "Paragraph": "22",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=10&code=ifrs-tx-2025-en-r&anchor=para_22_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r539": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IAS",
   "Number": "10",
   "IssueDate": "2025-01-01",
   "Paragraph": "22",
   "Subparagraph": "f",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=10&code=ifrs-tx-2025-en-r&anchor=para_22_f&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r540": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IAS",
   "Number": "12",
   "IssueDate": "2025-01-01",
   "Paragraph": "80",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2025-en-r&anchor=para_80_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r541": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IAS",
   "Number": "12",
   "IssueDate": "2025-01-01",
   "Paragraph": "80",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2025-en-r&anchor=para_80_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r542": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IAS",
   "Number": "12",
   "IssueDate": "2025-01-01",
   "Paragraph": "80",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2025-en-r&anchor=para_80_c&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r543": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IAS",
   "Number": "12",
   "IssueDate": "2025-01-01",
   "Paragraph": "80",
   "Subparagraph": "d",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2025-en-r&anchor=para_80_d&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r544": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IAS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "138",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2025-en-r&anchor=para_138_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r545": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IAS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "138",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2025-en-r&anchor=para_138_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r546": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IAS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "138",
   "Subparagraph": "d",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2025-en-r&anchor=para_138_d&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r547": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IAS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "138",
   "Subparagraph": "e",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2025-en-r&anchor=para_138_e&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r548": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IAS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "147",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2025-en-r&anchor=para_147_c&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r549": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IAS",
   "Number": "37",
   "IssueDate": "2025-01-01",
   "Paragraph": "66",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=37&code=ifrs-tx-2025-en-r&anchor=para_66&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r550": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IAS",
   "Number": "37",
   "IssueDate": "2025-01-01",
   "Paragraph": "87",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=37&code=ifrs-tx-2025-en-r&anchor=para_87&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r551": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IAS",
   "Number": "37",
   "IssueDate": "2025-01-01",
   "Section": "D Examples: disclosures",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=37&code=ifrs-tx-2025-en-r&doctype=Illustrative%20Examples&dita_xref=IAS37_IE_D_TI",
   "URIDate": "2025-03-27"
  },
  "r552": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IAS",
   "Number": "37",
   "IssueDate": "2025-01-01",
   "Section": "Example 10 A court case",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=37&code=ifrs-tx-2025-en-r&doctype=Illustrative%20Examples&dita_xref=IAS37_IE_C_ex10_TI",
   "URIDate": "2025-03-27"
  },
  "r553": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IAS",
   "Number": "38",
   "IssueDate": "2025-01-01",
   "Paragraph": "119",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=38&code=ifrs-tx-2025-en-r&anchor=para_119_c&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r554": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IAS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "16",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2025-en-r&anchor=para_16_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r555": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IAS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "16",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2025-en-r&anchor=para_16_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r556": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IAS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "17",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2025-en-r&anchor=para_17_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r557": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IAS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "17",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2025-en-r&anchor=para_17_c&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r558": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IAS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "17",
   "Subparagraph": "d",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2025-en-r&anchor=para_17_d&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r559": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IAS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "44C",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2025-en-r&anchor=para_44C&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r560": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IAS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "50",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2025-en-r&anchor=para_50_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r561": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IAS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Section": "C Reconciliation of liabilities arising from financing activities",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2025-en-r&doctype=Illustrative%20Examples&dita_xref=IAS07_IE_C_TI",
   "URIDate": "2025-03-27"
  },
  "r562": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IFRS",
   "Number": "12",
   "IssueDate": "2025-01-01",
   "Paragraph": "B10",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2025-en-r&anchor=para_B10_b&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r563": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IFRS",
   "Number": "12",
   "IssueDate": "2025-01-01",
   "Paragraph": "B23",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2025-en-r&anchor=para_B23_c&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r564": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IFRS",
   "Number": "13",
   "IssueDate": "2025-01-01",
   "Paragraph": "94",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2025-en-r&anchor=para_94&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r565": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IFRS",
   "Number": "13",
   "IssueDate": "2025-01-01",
   "Paragraph": "B6",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2025-en-r&anchor=para_B6&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r566": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IFRS",
   "Number": "13",
   "IssueDate": "2025-01-01",
   "Paragraph": "IE60",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2025-en-r&anchor=para_IE60&doctype=Illustrative%20Examples",
   "URIDate": "2025-03-27"
  },
  "r567": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IFRS",
   "Number": "13",
   "IssueDate": "2025-01-01",
   "Paragraph": "IE63",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2025-en-r&anchor=para_IE63&doctype=Illustrative%20Examples",
   "URIDate": "2025-03-27"
  },
  "r568": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IFRS",
   "Number": "15",
   "IssueDate": "2025-01-01",
   "Paragraph": "B89",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2025-en-r&anchor=para_B89_a&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r569": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IFRS",
   "Number": "15",
   "IssueDate": "2025-01-01",
   "Paragraph": "B89",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2025-en-r&anchor=para_B89_b&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r570": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IFRS",
   "Number": "16",
   "IssueDate": "2025-01-01",
   "Paragraph": "53",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2025-en-r&anchor=para_53&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r571": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IFRS",
   "Number": "17",
   "IssueDate": "2025-01-01",
   "Paragraph": "113",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=17&code=ifrs-tx-2025-en-r&anchor=para_113_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r572": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IFRS",
   "Number": "17",
   "IssueDate": "2025-01-01",
   "Paragraph": "96",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=17&code=ifrs-tx-2025-en-r&anchor=para_96_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r573": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IFRS",
   "Number": "17",
   "IssueDate": "2025-01-01",
   "Paragraph": "96",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=17&code=ifrs-tx-2025-en-r&anchor=para_96_c&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r574": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "13C",
   "Subparagraph": "d",
   "Clause": "ii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_13C_d_ii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r575": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "28",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_28_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r576": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "32",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_32&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r577": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "35N",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_35N&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r578": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "40",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_40_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r579": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "6",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_6&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r580": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "B11",
   "Subparagraph": "d",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_B11_d&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r581": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "B11",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_B11&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r582": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "B11D",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_B11D_a&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r583": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "B11D",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_B11D&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r584": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "B35",
   "Subparagraph": "g",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_B35_g&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r585": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "B35",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_B35&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r586": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "IG20D",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_IG20D&doctype=Implementation%20Guidance",
   "URIDate": "2025-03-27"
  },
  "r587": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "IG31A",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_IG31A&doctype=Implementation%20Guidance",
   "URIDate": "2025-03-27"
  },
  "r588": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "IG32",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_IG32&doctype=Implementation%20Guidance",
   "URIDate": "2025-03-27"
  },
  "r589": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "IG40B",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_IG40B&doctype=Implementation%20Guidance",
   "URIDate": "2025-03-27"
  },
  "r590": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "IG40D",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_IG40D&doctype=Implementation%20Guidance",
   "URIDate": "2025-03-27"
  },
  "r591": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IFRS",
   "Number": "8",
   "IssueDate": "2025-01-01",
   "Paragraph": "23",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2025-en-r&anchor=para_23&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r592": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IFRS",
   "Number": "8",
   "IssueDate": "2025-01-01",
   "Paragraph": "28",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2025-en-r&anchor=para_28_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r593": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IFRS",
   "Number": "8",
   "IssueDate": "2025-01-01",
   "Paragraph": "28",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2025-en-r&anchor=para_28&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r594": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "IFRS",
   "Number": "8",
   "IssueDate": "2025-01-01",
   "Paragraph": "IG4",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2025-en-r&anchor=para_IG4&doctype=Implementation%20Guidance",
   "URIDate": "2025-03-27"
  },
  "r595": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "103",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_103_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r596": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "103",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_103_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r597": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "115",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_115&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r598": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "191",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_191_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r599": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "191",
   "Subparagraph": "f",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_191_f&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r600": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "193",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_193_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r601": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "193",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_193_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r602": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "193",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_193_c&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r603": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "193",
   "Subparagraph": "d",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_193_d&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r604": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "64",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_64_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r605": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "B9",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_B9_b&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r606": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "B9",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_B9_c&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r607": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Note": "Effective 2027-01-01",
   "Name": "IFRS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "B9",
   "Subparagraph": "f",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_B9_f&doctype=Appendix&subtype=B",
   "URIDate": "2025-03-27"
  },
  "r608": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "102",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_102&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r609": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "103",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_103&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r610": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "108",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_108&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r611": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "68",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_68&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r612": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "70",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_70&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r613": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "78",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_78_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r614": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "78",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_78_c&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r615": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "78",
   "Subparagraph": "e",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_78_e&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r616": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "82A",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_82A&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r617": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "IG6",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_IG6&doctype=Implementation%20Guidance",
   "URIDate": "2025-03-27"
  },
  "r618": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "12"
  },
  "r619": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "12",
   "Subsection": "b"
  },
  "r620": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "12",
   "Subsection": "b-2"
  },
  "r621": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "12",
   "Subsection": "d1-1"
  },
  "r622": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 10-K",
   "Number": "249",
   "Section": "310"
  },
  "r623": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Number": "249",
   "Section": "220",
   "Subsection": "f"
  },
  "r624": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "16",
   "Subsection": "J",
   "Paragraph": "a"
  },
  "r625": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "16K"
  },
  "r626": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "16K",
   "Subsection": "b",
   "Paragraph": "1"
  },
  "r627": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "16K",
   "Subsection": "b",
   "Paragraph": "1",
   "Subparagraph": "i"
  },
  "r628": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "16K",
   "Subsection": "b",
   "Paragraph": "1",
   "Subparagraph": "ii"
  },
  "r629": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "16K",
   "Subsection": "b",
   "Paragraph": "1",
   "Subparagraph": "iii"
  },
  "r630": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "16K",
   "Subsection": "b",
   "Paragraph": "2"
  },
  "r631": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "16K",
   "Subsection": "c",
   "Paragraph": "1"
  },
  "r632": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "16K",
   "Subsection": "c",
   "Paragraph": "2"
  },
  "r633": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "16K",
   "Subsection": "c",
   "Paragraph": "2",
   "Subparagraph": "i"
  },
  "r634": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "16K",
   "Subsection": "c",
   "Paragraph": "2",
   "Subparagraph": "ii"
  },
  "r635": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "16K",
   "Subsection": "c",
   "Paragraph": "2",
   "Subparagraph": "iii"
  },
  "r636": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "6",
   "Subsection": "F",
   "Paragraph": "1"
  },
  "r637": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "6",
   "Subsection": "F",
   "Paragraph": "1",
   "Subparagraph": "i"
  },
  "r638": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "6",
   "Subsection": "F",
   "Paragraph": "1",
   "Subparagraph": "i",
   "Sentence": "A"
  },
  "r639": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "6",
   "Subsection": "F",
   "Paragraph": "1",
   "Subparagraph": "i",
   "Sentence": "B"
  },
  "r640": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "6",
   "Subsection": "F",
   "Paragraph": "1",
   "Subparagraph": "i",
   "Sentence": "C"
  },
  "r641": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "6",
   "Subsection": "F",
   "Paragraph": "1",
   "Subparagraph": "i",
   "Sentence": "D"
  },
  "r642": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "6",
   "Subsection": "F",
   "Paragraph": "1",
   "Subparagraph": "i",
   "Sentence": "E"
  },
  "r643": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "6",
   "Subsection": "F",
   "Paragraph": "1",
   "Subparagraph": "ii"
  },
  "r644": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "6",
   "Subsection": "F",
   "Paragraph": "1",
   "Subparagraph": "iii"
  },
  "r645": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "6",
   "Subsection": "F",
   "Paragraph": "2"
  },
  "r646": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Number": "249",
   "Section": "240",
   "Subsection": "f"
  },
  "r647": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Section": "19",
   "Paragraph": "a"
  },
  "r648": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Section": "19",
   "Paragraph": "a",
   "Subparagraph": "1"
  },
  "r649": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Section": "19",
   "Paragraph": "a",
   "Subparagraph": "1",
   "Sentence": "i"
  },
  "r650": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Section": "19",
   "Paragraph": "a",
   "Subparagraph": "1",
   "Sentence": "ii"
  },
  "r651": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Section": "19",
   "Paragraph": "a",
   "Subparagraph": "1",
   "Sentence": "iii"
  },
  "r652": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Section": "19",
   "Paragraph": "a",
   "Subparagraph": "1",
   "Sentence": "iv"
  },
  "r653": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Section": "19",
   "Paragraph": "a",
   "Subparagraph": "1",
   "Sentence": "v"
  },
  "r654": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Section": "19",
   "Paragraph": "a",
   "Subparagraph": "2"
  },
  "r655": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Section": "19",
   "Paragraph": "a",
   "Subparagraph": "3"
  },
  "r656": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Section": "19",
   "Paragraph": "b"
  },
  "r657": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-CSR",
   "Section": "18",
   "Paragraph": "a"
  },
  "r658": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-CSR",
   "Section": "18",
   "Paragraph": "a",
   "Subparagraph": "1"
  },
  "r659": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-CSR",
   "Section": "18",
   "Paragraph": "a",
   "Subparagraph": "1",
   "Sentence": "i"
  },
  "r660": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-CSR",
   "Section": "18",
   "Paragraph": "a",
   "Subparagraph": "1",
   "Sentence": "ii"
  },
  "r661": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-CSR",
   "Section": "18",
   "Paragraph": "a",
   "Subparagraph": "1",
   "Sentence": "iii"
  },
  "r662": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-CSR",
   "Section": "18",
   "Paragraph": "a",
   "Subparagraph": "1",
   "Sentence": "iv"
  },
  "r663": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-CSR",
   "Section": "18",
   "Paragraph": "a",
   "Subparagraph": "1",
   "Sentence": "v"
  },
  "r664": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-CSR",
   "Section": "18",
   "Paragraph": "a",
   "Subparagraph": "2"
  },
  "r665": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-CSR",
   "Section": "18",
   "Paragraph": "a",
   "Subparagraph": "3"
  },
  "r666": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-CSR",
   "Section": "18",
   "Paragraph": "b"
  },
  "r667": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Forms 10-K, 10-Q, 20-F",
   "Number": "240",
   "Section": "13",
   "Subsection": "a-1"
  },
  "r668": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v"
  },
  "r669": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "1"
  },
  "r670": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "2",
   "Subparagraph": "ii"
  },
  "r671": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "2",
   "Subparagraph": "iii"
  },
  "r672": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "2",
   "Subparagraph": "iii",
   "Sentence": "B",
   "Clause": "1",
   "Subclause": "ii"
  },
  "r673": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "2",
   "Subparagraph": "iii",
   "Sentence": "C",
   "Clause": "1",
   "Subclause": "i"
  },
  "r674": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "2",
   "Subparagraph": "iii",
   "Sentence": "C",
   "Clause": "1",
   "Subclause": "ii"
  },
  "r675": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "2",
   "Subparagraph": "iii",
   "Sentence": "C",
   "Clause": "1",
   "Subclause": "iii"
  },
  "r676": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "2",
   "Subparagraph": "iii",
   "Sentence": "C",
   "Clause": "1",
   "Subclause": "iv"
  },
  "r677": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "2",
   "Subparagraph": "iii",
   "Sentence": "C",
   "Clause": "1",
   "Subclause": "v"
  },
  "r678": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "2",
   "Subparagraph": "iii",
   "Sentence": "C",
   "Clause": "1",
   "Subclause": "vi"
  },
  "r679": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "2",
   "Subparagraph": "iv"
  },
  "r680": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "2",
   "Subparagraph": "vi"
  },
  "r681": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "3"
  },
  "r682": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "4"
  },
  "r683": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "5",
   "Subparagraph": "i"
  },
  "r684": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "5",
   "Subparagraph": "ii"
  },
  "r685": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "5",
   "Subparagraph": "iii"
  },
  "r686": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "5",
   "Subparagraph": "iv"
  },
  "r687": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "6"
  },
  "r688": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "6",
   "Subparagraph": "i"
  },
  "r689": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "w"
  },
  "r690": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "w",
   "Paragraph": "1"
  },
  "r691": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "w",
   "Paragraph": "1",
   "Subparagraph": "i"
  },
  "r692": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "w",
   "Paragraph": "1",
   "Subparagraph": "i",
   "Sentence": "A"
  },
  "r693": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "w",
   "Paragraph": "1",
   "Subparagraph": "i",
   "Sentence": "B"
  },
  "r694": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "w",
   "Paragraph": "1",
   "Subparagraph": "i",
   "Sentence": "C"
  },
  "r695": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "w",
   "Paragraph": "1",
   "Subparagraph": "i",
   "Sentence": "D"
  },
  "r696": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "w",
   "Paragraph": "1",
   "Subparagraph": "i",
   "Sentence": "E"
  },
  "r697": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "w",
   "Paragraph": "1",
   "Subparagraph": "ii"
  },
  "r698": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "w",
   "Paragraph": "1",
   "Subparagraph": "iii"
  },
  "r699": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "w",
   "Paragraph": "2"
  },
  "r700": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "x",
   "Paragraph": "1"
  },
  "r701": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "x",
   "Paragraph": "2"
  },
  "r702": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "x",
   "Paragraph": "2",
   "Subparagraph": "ii",
   "Sentence": "A"
  },
  "r703": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "x",
   "Paragraph": "2",
   "Subparagraph": "ii",
   "Sentence": "C"
  },
  "r704": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "x",
   "Paragraph": "2",
   "Subparagraph": "ii",
   "Sentence": "D"
  },
  "r705": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "x",
   "Paragraph": "2",
   "Subparagraph": "ii",
   "Sentence": "E"
  },
  "r706": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "x",
   "Paragraph": "2",
   "Subparagraph": "ii",
   "Sentence": "F"
  },
  "r707": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "408",
   "Subsection": "a"
  },
  "r708": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "408",
   "Subsection": "a",
   "Paragraph": "1"
  },
  "r709": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "408",
   "Subsection": "a",
   "Paragraph": "2",
   "Subparagraph": "A"
  },
  "r710": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "408",
   "Subsection": "a",
   "Paragraph": "2",
   "Subparagraph": "B"
  },
  "r711": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "408",
   "Subsection": "a",
   "Paragraph": "2",
   "Subparagraph": "C"
  },
  "r712": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "408",
   "Subsection": "a",
   "Paragraph": "2",
   "Subparagraph": "D"
  },
  "r713": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "408",
   "Subsection": "b",
   "Paragraph": "1"
  },
  "r714": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Section": "106"
  },
  "r715": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Section": "106",
   "Subsection": "b",
   "Paragraph": "1"
  },
  "r716": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Section": "106",
   "Subsection": "b",
   "Paragraph": "1",
   "Subparagraph": "i"
  },
  "r717": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Section": "106",
   "Subsection": "b",
   "Paragraph": "1",
   "Subparagraph": "ii"
  },
  "r718": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Section": "106",
   "Subsection": "b",
   "Paragraph": "1",
   "Subparagraph": "iii"
  },
  "r719": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Section": "106",
   "Subsection": "b",
   "Paragraph": "2"
  },
  "r720": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Section": "106",
   "Subsection": "c",
   "Paragraph": "1"
  },
  "r721": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Section": "106",
   "Subsection": "c",
   "Paragraph": "2"
  },
  "r722": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Section": "106",
   "Subsection": "c",
   "Paragraph": "2",
   "Subparagraph": "i"
  },
  "r723": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Section": "106",
   "Subsection": "c",
   "Paragraph": "2",
   "Subparagraph": "ii"
  },
  "r724": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Section": "106",
   "Subsection": "c",
   "Paragraph": "2",
   "Subparagraph": "iii"
  },
  "r725": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Section": "402",
   "Number": "229",
   "Subsection": "v",
   "Paragraph": "2",
   "Subparagraph": "iii",
   "Sentence": "C",
   "Clause": "1"
  },
  "r726": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "2",
   "Subparagraph": "iii",
   "Sentence": "A",
   "Number": "229"
  },
  "r727": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "2",
   "Subparagraph": "iii",
   "Sentence": "B",
   "Clause": "1",
   "Number": "229"
  },
  "r728": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "2",
   "Subparagraph": "iii",
   "Sentence": "B",
   "Clause": "1",
   "Subclause": "i",
   "Number": "229"
  },
  "r729": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-T",
   "Number": "232",
   "Section": "405"
  },
  "r730": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Securities Act",
   "Number": "230",
   "Section": "405"
  },
  "r731": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "Form 20-F",
   "Number": "Part II",
   "Section": "Item 18",
   "Subparagraph": "(Instruction 2)",
   "Publisher": "SEC"
  },
  "r732": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "IAS",
   "Number": "12",
   "IssueDate": "2025-01-01",
   "Paragraph": "80",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2025-en-r&anchor=para_80&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r733": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "IAS",
   "Number": "12",
   "IssueDate": "2025-01-01",
   "Paragraph": "81",
   "Subparagraph": "g",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2025-en-r&anchor=para_81_g&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r734": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "IAS",
   "Number": "16",
   "IssueDate": "2025-01-01",
   "Paragraph": "37",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2025-en-r&anchor=para_37&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r735": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "IAS",
   "Number": "16",
   "IssueDate": "2025-01-01",
   "Paragraph": "73",
   "Subparagraph": "d",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2025-en-r&anchor=para_73_d&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r736": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "IAS",
   "Number": "16",
   "IssueDate": "2025-01-01",
   "Paragraph": "73",
   "Subparagraph": "e",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2025-en-r&anchor=para_73_e&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r737": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "IAS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "135",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2025-en-r&anchor=para_135_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r738": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "IAS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "138",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2025-en-r&anchor=para_138_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r739": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "IAS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "141",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2025-en-r&anchor=para_141_c&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r740": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "IAS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "141",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2025-en-r&anchor=para_141&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r741": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "IAS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "144",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2025-en-r&anchor=para_144&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r742": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "IAS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "145",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2025-en-r&anchor=para_145&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r743": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "IAS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "171",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2025-en-r&anchor=para_171&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r744": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "IAS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "5",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2025-en-r&anchor=para_5&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r745": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "IAS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "57",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2025-en-r&anchor=para_57_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r746": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "IAS",
   "Number": "19",
   "IssueDate": "2025-01-01",
   "Paragraph": "9",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2025-en-r&anchor=para_9&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r747": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "IAS",
   "Number": "2",
   "IssueDate": "2025-01-01",
   "Paragraph": "37",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=2&code=ifrs-tx-2025-en-r&anchor=para_37&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r748": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "IAS",
   "Number": "33",
   "IssueDate": "2025-01-01",
   "Paragraph": "70",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=33&code=ifrs-tx-2025-en-r&anchor=para_70_c&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r749": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "IAS",
   "Number": "36",
   "IssueDate": "2025-01-01",
   "Paragraph": "127",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=36&code=ifrs-tx-2025-en-r&anchor=para_127&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r750": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "IAS",
   "Number": "37",
   "IssueDate": "2025-01-01",
   "Paragraph": "84",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=37&code=ifrs-tx-2025-en-r&anchor=para_84&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r751": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "IAS",
   "Number": "38",
   "IssueDate": "2025-01-01",
   "Paragraph": "118",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=38&code=ifrs-tx-2025-en-r&anchor=para_118_c&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r752": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "IAS",
   "Number": "38",
   "IssueDate": "2025-01-01",
   "Paragraph": "118",
   "Subparagraph": "e",
   "Clause": "i",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=38&code=ifrs-tx-2025-en-r&anchor=para_118_e_i&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r753": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "IAS",
   "Number": "38",
   "IssueDate": "2025-01-01",
   "Paragraph": "118",
   "Subparagraph": "e",
   "Clause": "viii",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=38&code=ifrs-tx-2025-en-r&anchor=para_118_e_viii&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r754": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "IAS",
   "Number": "38",
   "IssueDate": "2025-01-01",
   "Paragraph": "118",
   "Subparagraph": "e",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=38&code=ifrs-tx-2025-en-r&anchor=para_118_e&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r755": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "IAS",
   "Number": "38",
   "IssueDate": "2025-01-01",
   "Paragraph": "118",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=38&code=ifrs-tx-2025-en-r&anchor=para_118&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r756": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "IAS",
   "Number": "38",
   "IssueDate": "2025-01-01",
   "Paragraph": "119",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=38&code=ifrs-tx-2025-en-r&anchor=para_119&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r757": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "IAS",
   "Number": "40",
   "IssueDate": "2025-01-01",
   "Paragraph": "79",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=40&code=ifrs-tx-2025-en-r&anchor=para_79_c&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r758": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "IAS",
   "Number": "41",
   "IssueDate": "2025-01-01",
   "Paragraph": "54",
   "Subparagraph": "f",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=41&code=ifrs-tx-2025-en-r&anchor=para_54_f&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r759": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "IAS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "14",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2025-en-r&anchor=para_14&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r760": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "IAS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "16",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2025-en-r&anchor=para_16&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r761": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "IAS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "17",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2025-en-r&anchor=para_17&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r762": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "IAS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "20",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2025-en-r&anchor=para_20_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r763": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "IAS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "20",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2025-en-r&anchor=para_20_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r764": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "IAS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "20",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2025-en-r&anchor=para_20&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r765": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "IAS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "35",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2025-en-r&anchor=para_35&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r766": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "IAS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "45",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2025-en-r&anchor=para_45&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r767": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "39",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_39&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r768": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "41",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_41&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r769": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "IFRS",
   "Number": "7",
   "IssueDate": "2025-01-01",
   "Paragraph": "7",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_7&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r770": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "IFRS",
   "Number": "8",
   "IssueDate": "2025-01-01",
   "Paragraph": "34",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2025-en-r&anchor=para_34&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r771": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Section": "1204",
   "Paragraph": "b",
   "Subparagraph": "(1)",
   "Publisher": "SEC"
  },
  "r772": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Section": "1204",
   "Paragraph": "b",
   "Subparagraph": "(2)",
   "Publisher": "SEC"
  },
  "r773": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "11",
   "Subsection": "03",
   "Publisher": "SEC"
  },
  "r774": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "12",
   "Subsection": "12",
   "Paragraph": "Column A",
   "Subparagraph": "(ii)",
   "Footnote": "2",
   "Publisher": "SEC"
  },
  "r775": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "12",
   "Subsection": "12A",
   "Paragraph": "Column A",
   "Footnote": "2",
   "Publisher": "SEC"
  },
  "r776": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "12",
   "Subsection": "12B",
   "Paragraph": "Column A",
   "Subparagraph": "(b)",
   "Footnote": "1",
   "Publisher": "SEC"
  },
  "r777": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Section": "12",
   "Subsection": "14",
   "Paragraph": "Column A",
   "Footnote": "2",
   "Publisher": "SEC"
  },
  "r778": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "10",
   "Subparagraph": "e",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_10_e&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r779": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "106",
   "Subparagraph": "d",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_106_d&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r780": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "108",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_108&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r781": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "112",
   "Subparagraph": "c",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_112_c&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r782": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "117",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_117&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r783": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "54",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_54_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r784": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "55",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_55&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r785": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "78",
   "Subparagraph": "b",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_78_b&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r786": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "78",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_78&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r787": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "79",
   "Subparagraph": "a",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_79_a&doctype=Standard",
   "URIDate": "2025-03-27"
  },
  "r788": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Note": "Expiry date 2027-01-01",
   "Name": "IAS",
   "Number": "1",
   "IssueDate": "2025-01-01",
   "Paragraph": "85",
   "URI": "https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_85&doctype=Standard",
   "URIDate": "2025-03-27"
  }
 }
}
